Javascript jobs in United Kingdom
Senior Full-Stack React Developer
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Senior Full-Stack React Developer
Job summary
A UK-based consultancy is seeking a Senior Full-Stack React Developer to enhance an AI-powered research product. In this role, you will develop both front and back end features for the product while collaborating with a creative team. Ideal candidates will have 6+ years of full-stack development experience, particularly in SaaS environments. The position is remote, has an initial contract length of 6 months, and offers a competitive rate of up to £350 per day, outside IR35.
Qualifications
- 6+ years in full-stack development, ideally on SaaS or enterprise-grade software.
- Comfortable deploying and managing both frontend and backend environments.
- Experience with test automation and CI/CD tooling.
Responsibilities
- Developing features across both front and back end for a live AI product.
- Collaborating with data scientists and the product lead to prioritise features.
- Leading on test automation with unit and integration tests.
Skills
Senior Full-Stack React Developer - Contract
Remote | UK-Based Consultancy | Human Behaviour Meets AI
Are you looking to build software that truly makes a difference?
Our client is on the lookout for a Senior Full-Stack React Developer to help shape the future of a unique AI-powered research product enabling teams to build interactive customer profiles that power sharper, evidence-based decisions.
You’ll join a nimble, cross-functional team of designers and data scientists who thrive on collaboration and innovation. The ideal candidate is not just a coder; you're someone who contributes to product direction, owns end-to-end technical decisions, and takes pride in building software that solves real-world problems.
Developing features across both front and back end for a live AI product
Collaborating with data scientists and the product lead to prioritise features
Leading on test automation with unit and integration tests
Shaping and evolving the product’s software development lifecycle
Assisting with customer-facing technical support (as needed)
6+ years in full-stack development, ideally on SaaS or enterprise-grade software
Strong knowledge of TypeScript, React, Next.js, Node.js, Azure, Pulumi
Comfortable deploying and managing both frontend and backend environments
A testing mindset: experience with Mocha, Jest, and CI/CD tooling
Experience working with Supabase
Ability to take ownership, communicate clearly, and collaborate effectively
Contract Length: 6 months initially, Outside IR35
- Rate: Up to £350 per day.
Location: Remote - UK based
Culture: Agile, cross-disciplinary team committed to social impact and innovation
Tech Focus: Work on a product already used by global clients in enterprise environments
Growth: Autonomy to shape the SDLC, infrastructure, and architecture
Interviews will be happening from the 19th January onwards.
Apply if you are available
* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.