**Company Description**

Careerbook is a fast-growing learner management and events/webinar booking platform for healthcare education. We automate workflows and workforce development for administrative teams in healthcare organisations. We partner with NHS Trusts, universities, small education providers and organisations. To date we have over 200 healthcare organisations, and 50,000+ active users benefitting from our platform, since launching in February 2025, growing at 60% MoM.

**Description**

We are seeking a **full-time UK based experienced full-stake senior lead developer** with particular experience with React, Node.js, PostgresSQL, AWS to lead our next stage of growth. This role requires someone who understands and has experience building SaaS products, ideally within the Edtech and Healthtech space. You must have the ability to work independently and thrive in fast-paced startup environments. It is key that you have an entrepreneurial mindset- excited by equity ownership and long term upside. Passion for solving problems within healthcare education is a bonus alongside an understanding of the NHS and higher education.

**Qualifications**

*   Strong full-stack skills in **Reast, Node.js, PostgreSQL, AWS. Min 5+ years of professional working experience**
*   Proficiency in Back-End Web Development and Programming
*   Experience building marketplaces and live- webinar fucntionality is a plus
*   Proven ability to design, build and deploy production-level SaaS applications
*   Ability to work independently and remotely
*   Must be UK based or willing to move and live in the UK upon starting the job
*   Bachelor's degree in Computer Science, Software Engineering, or related field
*   Familiarity with AI/automation tools is a plus
*   Experience in the healthcare industry is a plus
*   Experience in start-ups is a plus

**Compensations**

*   £1,000/month stipend starting salary (pre-

funding)

*   4% equity with 4-year vesting, 1-year cliff
*   Transition to full market salary (£50-70k range) once funding round closes (expected within months)
*   Retain equity alongside salary - true ownerships of the product you're building

**

Raising Details

**

Careerbook is currently raising £600k pre-seed round at a £5m pre-money valuation, with £100k already committed. Projected to reach £10m ARR by 2028.

**

How to apply

To apply please do so directly via linkedin, follow the Careerbook linkedin page and email email your CV to info@careerbook.co.uk mo

**

Senior Full-Stack Software Engineer (React, Node.js)

**Who We Are** Samsara (NYSE: IOT) is the pioneer of the Connected Operations™ Cloud, which is a platform that enables organizations that depend on physical operations to harness Internet of Things (IoT) data to develop actionable insights and improve their operations. At Samsara, we are helping improve the safety, efficiency and sustainability of the physical operations that power our global economy. Representing more than 40% of global GDP, these industries are the infrastructure of our planet, including agriculture, construction, field services, transportation, and manufacturing — and we are excited to help digitally transform their operations at scale. Working at Samsara means you’ll help define the future of physical operations and be on a team that’s shaping an exciting array of product solutions, including Video-Based Safety, Vehicle Telematics, Apps and Driver Workflows, and Equipment Monitoring. As part of a recently public company, you’ll have the autonomy and support to make an impact as we build for the long term. **About the role:** Samsara’s Release Management team is responsible for how features are created, gated, and delivered to both internal stakeholders and external customers. We build the systems and tooling that product managers and engineers use to move features through their lifecycle from internal visibility to beta, early adopters, and general availability (GA). We also power the customer-facing release management experience, where each customer can view available features, discover new capabilities, opt-in and self-serve access to early releases. Our work spans features and feature flag management, feature gating, and the infrastructure that ensures features are launched safely, reliably, and with the right visibility for every audience. As a Senior Full-Stack Engineer on the Release Management team, you will design and build the internal tools and customer-facing experiences that make feature lifecycles safe, scalable, and transparent. You will collaborate across product and engineering teams to ensure features are discoverable, gated appropriately, and delivered with minimal risk, while also shaping how customers interact with and adopt new features. We build with Golang on the backend and React on the frontend, but what matters most is your experience working across the full stack. This is a remote position open to candidates residing in the UK **In this role, you will:**

*   Lead the design, development, and delivery of full-stack projects from building intuitive internal and customer-facing tools in React to maintaining backend services in Go that power feature flagging, gating, and release phase transitions..
*   Work with data and storage systems to ensure features, flags, and release states are tracked, reliable, and scalable.
*   Collaborate with product managers, engineers, and stakeholders to streamline how features move through their full lifecycle.
*   Enhance the customer-facing release management experience to improve feature discoverability and adoption.
*   Continuously improve code quality and system health, contributing to best practices and raising the technical bar for the team.
*   Champion, role model, and embed Samsara’s cultural principles (Focus on Customer Success, Build for the Long Term, Adopt a Growth Mindset, Be Inclusive, Win as a Team) as we scale globally and across new offices

**Minimum requirements for the role:**

*   5+ years of relevant industry experience in software development
*   Strong programming/coding fundamentals
*   Experience working on large-scale enterprise software applications
*   Experience across the full stack (frontend, backend, and working with data/storage systems)
*   Interest in owning and building out new features end-to-end
*   Ability to collaborate cross-functionally with product managers, engineers, and other stakeholders
*   Proactive growth mindset, always looking at ways to improve the status quo
*   Strong problem-solving skills with a focus on scalability, reliability, and customer impact

**An ideal candidate also has:**

*   Experience building full-stack applications that serve both internal stakeholders and external customers
*   Familiarity with release systems, feature flagging/gating
*   Experience with distributed systems and working with data/storage to ensure reliability and auditability
*   A track record of shipping high-quality features and iterating based on user/customer feedback
*   Experience with Go and React/TypeScript (or similar modern stacks)

**Samsara’s Compensation Philosophy:** Samsara’s compensation program is designed to deliver Total Direct Compensation (based on role, level, and geography) that is at or above market. We do this through our base salary + bonus/variable + restricted stock unit awards (RSUs) for eligible roles. For eligible roles, a new hire RSU award may be awarded at the time of hire, and additional RSU refresh grants may be awarded annually. We pay for performance, and top performers in eligible roles may receive above-market equity refresh awards which allow employees to achieve higher market. The range of annual base salary for full-time employees for this position is below. Please note that base pay offered may vary depending on factors including your city of residence, job-related knowledge, skills, and experience. $1—$2 USD At Samsara, we welcome everyone regardless of their background. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, gender, gender identity, sexual orientation, protected veteran status, disability, age, and other characteristics protected by law. We depend on the unique approaches of our team members to help us solve complex problems and want to ensure that Samsara is a place where people from all backgrounds can make an impact. **Benefits** Full time employees receive a competitive total compensation package along with employee-led remote and flexible working, health benefits, and much, much more. Take a look at our Benefits site to learn more. **Accommodations** Samsara is an inclusive work environment, and we are committed to ensuring equal opportunity in employment for qualified persons with disabilities. Please email accessibleinterviewing@samsara.com or click here if you require any reasonable accommodations throughout the recruiting process. **Flexible Working** At Samsara, we embrace a flexible working model that caters to the diverse needs of our teams. Our offices are open for those who prefer to work in-person and we also support remote work where it aligns with our operational requirements. For certain positions, being close to one of our offices or within a specific geographic area is important to facilitate collaboration, access to resources, or alignment with our service regions. In these cases, the job description will clearly indicate any working location requirements. Our goal is to ensure that all members of our team can contribute effectively, whether they are working on-site, in a hybrid model, or fully remotely. All offers of employment are contingent upon an individual’s ability to secure and maintain the legal right to work at the company and in the specified work location, if applicable. **Fraudulent Employment Offers** Samsara is aware of scams involving fake job interviews and offers. Please know we do not charge fees to applicants at any stage of the hiring process. Official communication about your application will only come from emails ending in ‘@samsara.com’ or ‘@us-greenhouse-mail.io’. For more information regarding fraudulent employment offers, please visit our blog post here.

Senior Software Engineer I (Full-Stack)- Release Management

Atarim is an AI-first, fast-growing, seed-stage company with a global footprint, low customer churn, and high NPS. We’re revolutionising how creatives, agencies and teams collaborate on creative work through the first agentic creative team. It’s GO time here at Atarim, and we’re looking for a Product Manager who is ready to take the next big step in their career. In this role, you’ll not only manage product operations day-to-day, but also help define and shape the future of Atarim’s product function. You will work directly with the CEO and founder, giving you unique visibility, ownership, and growth opportunities. This is an ideal role for a strong Product Manager who wants a clear pathway to grow into a Product Lead position. You will need to be passionate about design, AI, collaboration, and workflow optimization, and eager to combine strategic thinking with hands-on execution. **Responsibilities**

*   Lead the Product Function: Own Atarim’s product vision, roadmap, and execution.
*   Strategic Partner to CEO: Collaborate directly with the founder on direction, priorities, and product bets.
*   Day-to-Day Operations:
*   Run standups with engineering and design teams
*   Drive sprint planning and backlog grooming
*   Write and maintain ideation and product requirements docs
*   Keep cross-team delivery aligned and on track

Design & Experience Advocacy: Champion beautiful, intuitive, and efficient design in everything we ship.AI: Identify opportunities to embed AI into workflows and collaboration features.Customer Voice: Engage with clients and partners to uncover pain points and turn them into product opportunities.Data-Informed Decisions: Use analytics, user testing, and experiments to guide prioritization and measure impact.High Standards, Fast Iteration: Balance detail and quality with speed, shipping quickly without compromising on value. **Requirements**

*   Demonstrable SaaS or B2B product management experience, with proven ability to manage the full product lifecycle.
*   Hands-on experience in running agile product operations (standups, sprints, backlog management, PRDs).
*   Strong passion for design, collaboration, workflow tools, and AI.
*   Excellent communication skills for ideation docs, sprint planning, and stakeholder alignment.
*   Analytical mindset with experience using product analytics tools.
*   Comfort working in a fast-paced, distributed startup environment, balancing strategy and execution.
*   Track record of ambition and ownership - ready to grow into a larger leadership role.

Nice to Have

*   Background in UI/UX or strong design sensibility.
*   Familiarity with developer tools and workflows (Laravel, React, APIs).
*   Experience in agencies, web development, or digital collaboration tools.

**Benefits**

*   Opportunity to step up into a Product Lead role as the company scales.
*   Direct mentorship and collaboration with the CEO and founder.
*   Fully remote, flexible work setup.
*   Competitive package with performance-based incentives.
*   Fast-paced, innovative team culture with a strong focus on quality and iteration.
*   Career-defining opportunity to shape the future of digital collaboration.

Join Us This is a step-up role for an ambitious Product Manager who is ready to own product direction, lead day-to-day operations, and grow into the Product Lead of a scaling company. If you’re passionate about design, AI, workflows, and collaboration, and want the autonomy to build and lead, we’d love to hear from you.

Product Manager (UK Remote)

**Job Role: Senior/Lead Application Developer (MERN)Job Type: ContractIndustry: FMCGLocation: RemoteRate: £ 500/day to £600/day (Outside IR35)Profile – Senior/Lead Application Developer (MERN)**

Our client is a leading figurehead in the UK food sector, with an unparalleled pedigree dating back to the early 18th century.

**Job Role – Senior/Lead Application Developer (MERN)**

The successful candidate will be responsible for designing, developing, and maintaining web applications using the MERN technology stack, which includes MongoDB, Express.js, React.js, and Node.js. The ideal candidate should have a strong understanding of the full web development life cycle, a thorough understanding of AWS and be able to work independently as well as collaboratively with other developers. The role will deal with both fixes/enhancements to existing applications as well as developing new applications to meet business needs.

**Duties – Senior/Lead Application Developer (MERN)**

*   Developing web applications using the MERN stack , typescript
*   Collaborating closely with cross-functional teams to conceptualize, define, and implement new features.
*   Work with Public Cloud (AWS) services, leveraging those than enhance our applications
*   Testing applications for performance and functionality
*   Developing user-facing features using React.js, ensuring appealing and responsive user interfaces.
*   Collaborating with other developers on projects
*   Work alongside development members and business partners to develop microservices
*   Identifying and addressing bugs, glitches, and performance issues to maintain application functionality.
*   Keeping abreast of emerging technologies and trends to contribute to continuous improvement
*   Write technical documentation

**Experience - Senior/Lead Application Developer (MERN)**

*   Strong skills in Advanced JavaScript (NodeJS ES6) technologies, typescript with knowledge of best practices
*   DevOps strategies, designing and best practices/strategies
*   Senior development experience using MERN framework for web application development.
*   Unit with React Testing Library / Jest and E2E test automation with Cypress
*   Industry standard CI/CD Orchestration Tools (GitHub Actions and Docker)
*   knowledge of Docker, API microservices, API integration with SAP
*   A detailed and working knowledge of AWS services

Candidates who are currently an Application Developer, Software Engineer, Software Developer, Web Developer, Application Engineer and IT Software Engineer could be suitable for this role.

To make an application for this role please submit your CV to mark.davis@omegaresource.co.uk or for more information call 01453829529.

For details of other opportunities available within your chose field please visit our website www.omegaresource.co.uk

Senior Application Developer

Join a project to develop a comprehensive educational website for a coaching institute specializing in civil services exam preparation. This role involves building a modern, responsive, and SEO-optimized platform that delivers an engaging experience for students and streamlines administrative processes for the institute. The website will feature essential pages such as Home, About, Courses, Admissions, Blog, Resources, Results, and Contact, with integrated lead generation tools and dynamic content management. The backend will require a secure admin dashboard to manage courses, faculty, admissions, payments, study materials, blog posts, testimonials, galleries, and results. Online payment integration and automated email notifications are key components. The ideal candidate will leverage current web technologies to deliver a scalable, high-performing solution. **Deliverables**

*   Design and develop a responsive, SEO-optimized frontend using React.js or Next.js
*   Implement key website pages: Home, About, Courses, Admissions, Blog, Resources, Results, and Contact
*   Integrate enquiry forms, WhatsApp chat, and course highlights for lead generation
*   Build a secure admin dashboard (CMS) for managing courses, faculty, admissions, payments, study materials, blog posts, testimonials, galleries, and results
*   Integrate online payment gateways (Razorpay or Paytm) and automate email notifications for admissions and enquiries
*   Ensure dynamic content management and scalability
*   Deploy the website on AWS, DigitalOcean, or Hostinger

**Requirements**

*   Proven experience in full stack web development, preferably for educational or content-driven platforms
*   Proficiency with React.js or Next.js for frontend development
*   Strong backend skills with Node.js/Express and MongoDB or PHP/MySQL
*   Experience integrating payment gateways and automating email notifications
*   Familiarity with cloud hosting platforms such as AWS, DigitalOcean, or Hostinger
*   Ability to implement responsive design and SEO best practices
*   Strong problem-solving skills and attention to detail
*   Excellent communication and time management abilities

**About Twine** Twine is a leading freelance marketplace connecting top freelancers, consultants, and contractors with companies needing creative and tech expertise. Trusted by Fortune 500 companies and innovative startups alike, Twine enables companies to scale their teams globally. **Our Mission** Twine's mission is to empower creators and businesses to thrive in an AI-driven, freelance-first world.

Full Stack Software Developer – Education Platform

**With over 20 years of fully remote experience, Lumenalta offers:**

*   Fully remote work
*   Rapid growth opportunities
*   Self-Improvement
*   Industry-leading clients
*   Nurturing engineers’ career paths

**What You Will Work On**

*   Collaborate with visionary enterprise clients
*   Create transformative digital products
*   Learn how to handle difficult situations
*   Tackle complex challenges at scale
*   Push boundaries with emerging technologies

**Requirements**

*   Expertise in React, Node, Express, Mongo, SQL
*   We have a 2-hour assessment
*   High-level English proficiency (written & verbal)
*   Show up as a proactive, team-oriented self-starter on Zoom

**Why Lumenalta?**

*   Work on meaningful, impactful projects.
*   Collaborate with a talented, supportive team
*   Enjoy a flexible, remote-first environment
*   Join a company that values your growth

If you’re a passionate, career-focused developer ready to make a lasting impact, we want to hear from you!

What's it like to work at Lumenalta?

This is a fully remote position open to candidates based in **Europe or regions with compatible time zones**. To ensure effective collaboration with our client and team, candidates must maintain a **6-hour overlap with Eastern U.S. business hours**.

This is an evergreen opening with no set deadline; we’re always excited to connect with professionals who want to help us build the future

Javascript Fullstack Engineer - Senior

Experience Remote done Right.

With over 20 years of remote experience, all 500+ staff are 100% remote and we still grow vibrant relationships, and provide exceptional opportunities for career growth while working with stellar clients on ambitious projects

**Position Overview**

This is a full-time remote role for a Senior Full-Stack Software Engineer with proven experience in ReactJS, Python, GraphQL, AWS DynamoDB, AWS Lambda, and ECS. You will collaborate closely with other engineers and team members to develop and maintain software applications and production infrastructure. The role involves contributing to all aspects of applications, including front-end, back-end, APIs, tests, CI/CD, AWS Production infrastructure, and participation in on-call rotation to ensure continuous service availability.

**Requirements**

*   7+ years experience in Python and React
*   Strong Frontend skills: ReactJS / Apollo GraphQL Client or similar
*   Strong Backend skills: Python, GraphQL, AWS DynamoDB, AWS Lambda & ECS
*   Experience monitoring, operating and optimizing web-scale production infrastructure
*   Expertise in software design patterns, algorithms, and data structures
*   Applied experience with automated testing from unit to end-to-end tests
*   Ability to work efficiently in teams and independently
*   Strong verbal and written communication skills

**Why Lumenalta is an amazing place to Work at**

At Lumenalta, you can expect that you will:

*   Be 100% dedicated to one project at a time so that you can hone your skills, innovate and grow
*   Be a part of a team of talented and friendly senior-level developers
*   Work on projects that allow you to use cutting-edge tech. We believe in constantly evolving your mastery

The result? We produce meaningful work and we are truly proud and excited to be creating waves in an industry under transformation.

What's it like to work at Lumenalta?

This is a fully remote position open to candidates based in **Europe or regions with compatible time zones**. To ensure effective collaboration with our client and team, candidates must maintain a **6-hour overlap with Eastern U.S. business hours**.

This is an evergreen opening with no set deadline; we’re always excited to connect with professionals who want to help us build the future

Fullstack Python/React Engineer

This part-time contract opportunity is ideal for an experienced Full Stack Engineer seeking a flexible, remote role. The position involves contributing to ongoing development projects, collaborating with a distributed team, and delivering robust solutions that align with business objectives. The role is open to professionals with a strong background in both frontend and backend technologies, who are comfortable working independently and proactively communicating progress. **Deliverables**

*   Develop, test, and deploy scalable web applications and features
*   Collaborate with team members to define project requirements and technical solutions
*   Maintain and optimize existing codebases for performance and reliability
*   Troubleshoot and resolve technical issues as they arise
*   Participate in code reviews and provide constructive feedback
*   Ensure deliverables meet quality standards and project timelines

**Requirements**

*   Proven experience as a Full Stack Developer or similar role
*   Proficiency in both frontend and backend technologies (e.g., JavaScript, React, Node.js, Python, or similar)
*   Experience with RESTful APIs, databases, and cloud platforms
*   Strong problem-solving skills and attention to detail
*   Ability to work independently and manage time effectively in a remote setting
*   Excellent communication skills for remote collaboration
*   Availability for part-time contract work

**About Twine** Twine is a leading freelance marketplace connecting top freelancers, consultants, and contractors with companies needing creative and tech expertise. Trusted by Fortune 500 companies and innovative startups alike, Twine enables companies to scale their teams globally. **Our Mission** Twine's mission is to empower creators and businesses to thrive in an AI-driven, freelance-first world.

Full Stack Engineer – Part-time (Remote)

**I am supporting a well invested Product Company (Start-up) who are building a unique platform within the sustainability and supply chain market. They are a tech for good Product Company who are using technology to really make a positive change to global supply chains.**

They are looking for **1 x Full-Stack Engineer** to join their engineering team and help spearhead the development of their exciting platform. You'll be joining their CTO & four Engineers - really exciting times ahead! This is a real chance to work closely with the CTO and shape the platform.

Everything is greenfield and you will get a chance to play a very important role in shaping both the product and the company!

They are looking for passionate Full-Stack Engineers with at least 4 years of experience with **TypeScript, Node.js, MongoDB, PostgreSQL & AWS + Any React is also a nice to have.**

Any experience working in a start-up, coming from a product background is a plus!

They can offer up to £80k and offer equity within the business. They require you to come into the office in London once a month

Great chance to join a tech for good product company who are scaling & building a product thats making a positive impact!

Their interview process is 2 stage:

*   Culture Fit chat w/ CTO
*   2 Hour tech & culture IV

Full-Stack Engineer (React/ Node/ TypeScript/ AWS) - Sustainability Product Company (Tech for good) - £80k - Remote

Acro Companion is the leading worldwide gymnastics platform and is working together with federations and competition organizers around the world (UK, Germany, Portugal, The Netherlands, Switzerland, Austria, France, Belgium, Bulgaria, Israel, USA, Ireland, Schotland, …) to fundamentally change how gymnastics competitions (and sports competitions in general) are organized and experienced. **The RoleRole Overview** As a member of our development team, you'll be instrumental in implementing and analysing features for our Angular-based web application. You will use the cutting-edge versions of Angular (signals, zoneless), NX, google cloud + node, No-SQL + SQL firebase, python for deep learning models for real-time judging and for operational research, … **Location:** Our team is located in different areas of the world (Tunisia, Portugal, Belgium) and works remotely. **Ideal ProfileRequirements(!! please do not apply if you don't have 2 years of non-internship experience. We are very sorry but we are not open to early junior profiles)**

*   REQUIRED: Proficiency in Angular and TypeScript. A minimum of 2 years actual professional experience in Angular. Make sure to understand the foundations of Angular. How does Zone.js work? What is the difference between signals and observables? ...
*   REQUIRED: Professional-level English. Our team communicates in English. Your English doesn't have to be perfect, but you need to be able to discuss with your team members easily.
*   REQUIRED: Familiarity with HTML, CSS, and responsive design principles
*   REQUIRED: Excellent problem-solving skills and attention to detail
*   REQUIRED: Collaboration, openness and willingness to learn in an agile development environment

**Bonus Skills**

*   Understanding of Firebase services (Firestore, Authentication, Cloud Messaging, etc.)
*   Knowledge of serverless architecture (Firebase Cloud Functions)
*   Experience with version control systems (Git)
*   Understanding of UX/UI principles
*   Previous experience with Scrum or other agile methodologies

**What's on Offer?**

*   Work within a company with a solid track record of success
*   Work alongside & learn from best in class talent
*   Opportunity to make a positive impact

Senior Full-Stack Software Engineer (React, Node.js)

Job Description

Apply now

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