Fullstack Developer Net Reactjs jobs in Hatfield

Buyapowa are looking for an experienced full stack developer to join our product development team, experienced in React and Ruby on Rails. If that sounds like you read on and apply now. We can't wait to chat. WHO WE ARE: We're the tech team at Buyapowa, a marketing tech firm from London. We are a fu

I am looking for a Senior Full Stack Engineer looking to take their career to the next level. My client is looking to hire a Senior Developer to join their engineering team to work on their core product, whilst taking ownership for building new features and providing end-to-end delivery. This is an

We're working with a pioneering life sciences innovator bridging the gap between cutting-edge AI and biological breakthroughs on this exciting opportunity. Join a high-impact team building the next generation of Agentic AI platforms to revolutionize how scientific data is visualized and processed. Y

At OakNorth, we’re building a bank for ambitious businesses, and we believe the next step-change in how we build software comes from AI-native engineering. The AI Enablement team exists to help product and engineering teams across the bank adopt AI practices and tools safely, effectively, and at sca

BrightBox Group

€28,000 - €49,000 /year

Requirements Must have: - Extensive experience with React and modern JavaScript. - Strong understanding of accessibility standards (e.g., WCAG). - Experience integrating with RESTful APIs. - Proven experience working within UK Government or public sector environments (essential). - Experience with t

The Role Develop high quality React components and front end features Build backend services and APIs in Python using Flask Design reliable background jobs and pipelines with Celery and Redis Instrument, monitor, and improve performance and reliability Collaborate on architecture, code reviews, and

Senior Front End Developer | £50,000 - £70,000 We're working with an innovative and fast-growing technology business on this exciting opportunity. We are looking for a high-impact developer to join a fast-paced engineering team where you’ll have total ownership over the frontend ecosystem, spanning

Senior Support Engineer | £50,000 - £60,000 We're working with a design-led healthtech pioneer described as the "Apple of practice management" on this exciting opportunity. We are looking for a technical generalist who thrives at the intersection of engineering and customer success, using a modern R

Senior Support Engineer | £50,000 - £60,000 We're working with a design-led healthtech pioneer described as the "Apple of practice management" on this exciting opportunity. We are looking for a technical generalist who thrives at the intersection of engineering and customer success, using a modern R

Node, TypeScript, React Developer | £70,000 - £84,000 We're working with one of the UK's leading business services providers on this exciting opportunity. This is a high-impact role for a Senior Software Engineer ready to lead a massive technical transformation. You will play a pivotal part in re-pl

About The Role As a senior engineer in our Collection Engineering team, you’ll be working in the heart of Elliptic, building a platform for our intelligence organisation to efficiently and robustly collect intel on crypto crime and make the world a safer place. The mission of your new team is to sca

About this role If you are a seasoned Java Engineer passionate about building world-class trading systems, we would love to hear from you! You should be eager to collaborate with a team that values innovation and quality. In the role of Senior Java Developer at BlackRock's Aladdin core, you will dev

**C# / .net Software Engineer Milton Keynes - first few days for training then 1 site visit a month 6 Months Contract** £550 per day We are looking for an experienced C# Software Engineer to join the team and support us on our journey in transforming our application landscape to provide a modern, cl

Senior .NET Developer - Commodity Trading - £100,000 - £120,000 + Excellent Benefits - .NET Core / Azure / React / Microservices Overview: Our client, a leading tier one commodities client who are an established start up business are looking for an experienced Senior .NET Developer to join their gro

Frontend React Developer SC cleared Active SC Cleared required Inside of IR35 Role Overview We are seeking a Senior Front-End Developer to lead the delivery of accessible user-centric interfaces for a secure law enforcement data service. This role requires a strong focus on creating scalable front-e

React Front End Developer | £300 - £365 per day We're working with a leading edge technology consultancy delivering high-impact custom software for enterprise clients on this exciting opportunity. Are you a React expert who thrives in a fast-paced, collaborative environment? We are looking for a hig

We're working with a pioneering life sciences innovator bridging the gap between cutting-edge AI and biological breakthroughs on this exciting opportunity. Join a high-impact team building the next generation of Agentic AI platforms to revolutionize how scientific data is visualized and processed. Y

Senior Front End Engineer | Remote-first (UK) | 4-Day Work Week I'm working exclusively with a fast-growing, mission-driven UK tech start up backed by some of the most respected names in the industry. They're building genuinely impactful software that is already being used by frontline public servic

Front End React Developer | £550 - £650 We're working with a leading digital transformation consultancy delivering mission-critical public sector infrastructure on this exciting opportunity. This is a high-impact contract for a Senior React specialist to spearhead the development of a secure, data-d

About the role We’re looking for Senior Frontend Developer who excels at first principle thinking and wants to pave new terrain. This is not a people management role. It’s for people that are able to do it themselves and lead through example. If you’re looking to do meaningful work and you’re not dr