frontend software engineer jobs in Stevenage

Frontend Software Engineer (React) – Fully Remote (UK) 💷 Up to £85,000 + Benefits 🌍 Fully Remote (UK) 🚀 High growth company – Great Future prospects Build modern user experiences for data driven technology used at scale A fantastic opportunity to join a growing international technology business building next generation software that automates and streamlines complex data workflows. The...

About Euphoric: Euphoric builds AI-first employee benefits administration software for the world’s largest and most prestigious employers. Born out of Peppy Health — a fast-growing, category-defining Series B startup — we spun out in May 2025 to tackle a far bigger opportunity. Global employers spend $3–5 trillion on benefits every year. It’s their second-largest cost after payroll — yet the...

I'm partnered with an early-stage, post-revenue AI startup is building an end-to-end operating system to help businesses detect and resolve complex B2B issues before they become costly or disruptive. The product is already being used by large enterprises across multiple industries, and demand is growing fast - hence this hire! Backed by a top-tier European venture fund, the company is tackling a...

Software Engineer – £65,000–£85,000 + Equity – Remote (UK) - London office if preferred The Opportunity 💻 Join a fast-growing, AI-native software company building workflow automation tools used daily by thousands of professionals across people-heavy industries. The platform removes manual, repetitive work through AI, automation and thoughtful product design, helping teams move faster and focus...

Senior/Lead Software Engineer – Fully Remote (UK) A global B2B SaaS technology business is building out its European engineering hub and is hiring multiple Senior / Lead Software Engineers (JavaScript) to develop and enhance a mission-critical platform used internationally. These are hands-on individual contributor role with strong ownership — ideal for engineers who enjoy building high-quality...

Senior Software Engineer | Up to £650 Outside IR35 per day | 12-month contract Senior Software Engineer Type: Remote - UK Rate: Up to £650 per day Outside IR35 A renowned cybersecurity company is searching for a driven Senior Software Engineer to assist their enterprise end client in the development of services that are hosted on public cloud platforms. You will design and deploy robust...

SOFTWARE ENGINEER REMOTE (OPTION TO RELLOCATE) £110K + EQUITY THE COMPANY This innovative AI startup is redefining safety and reliability in AI models. While competitors like GPT and DeepMind struggle with hallucinations and illegal content generation, this company adds safety control layers to ensure AI outputs are trustworthy and compliant. Working with high-profile, they’re building AI...

Junior Developer Fully Remote within UK C# / .Net/ ASP.NET £30,000-£40,000 I've recently partnered with a growing Security Tech business who are based in Bristol and looking to add a Junior Developer to their growing team on a fully remote basis within the UK! The company have been going for over 10 years and have built market leading solutions all aimed at minimising risk factors and...

Job Description Embedded Software V&V Engineer required for long term contract assignment in Bristol or Stevenage full time on site. Skillset/experience required: Essential - Strong experience of V&V activities in an embedded software environment. - Strong problem-solving skills - Ability to work independently or as part of a team - Good communication skills - Good documentation skills -...

Job Description Embedded Software Engineer Stevenage 6-Month Contract Paying up to £70p/h (Inside IR35) Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance - please only apply if suitable Key Responsibilities: - You will be responsible for the verification and validation activities on real-time systems...

Job Description Our client, a leading entity in the Defence and Security sector, is currently seeking an Integration & Systems Validation Engineer to join their dynamic Integration and Systems Validation (ISV) team within the Weapon System Simulation and Experimentation (WSSE) department. Join our client in driving innovation and excellence in the field by providing systems integration and...

Stevenage Would you like to be part of a group of specialist engineers helping to deliver some of the world's most sophisticated defence systems? We are currently recruiting for a software security expert, to work across a range of our products! Salary : Circa £74,000 depending on experience Dynamic (hybrid) working : 3 to 5 days per week on-site, due to workload classification Security Clearance...

Job Description Stevenage Would you like to be part of a group of specialist engineers helping to deliver some of the world's most sophisticated defence systems? We are currently recruiting for a software security expert, to work across a range of our products! Salary: Circa £74,000 depending on experience Dynamic (hybrid) working: 3 to 5 days per week on-site, due to workload...

Our client is seeking Embedded Software V&V Engineers for contracts, based in either Stevenage or Bristol. The team creates complex, highly reliable real-time software that powers missile systems and their components, ensuring that they provide the performance and functionality users require when they need it. Involved all the way through development – from concept studies through trials...

World Class Defence Organisation is currently looking to recruit 5x Embedded Software V&V Engineer subcontractors on an initial 6 month contract. Skills in C, C++ or ADA are beneficial. A defence or aerospace industry background would also be great. Rate:£70.00 per hour Location: Stevenage or Bristol, depending on your preference. Hybrid / Remote working: Full time on site (occasional work from...

Job Description Embedded Software Verification & Validation Engineer Location: Stevenage or Bristol, UK – Hybrid (typically 4 days on-site due to project classification) Salary: Circa £64,000 depending on experience ***Please note this role requires British Citizenship*** A leading defence technology organisation is looking for an Embedded Software Verification & Validation Engineer to join...

Senior Software Engineer - .Net, Azure. - Contract Fully Remote | Contract Inside IR35 Only | 6 months with extension £750pd+ | Start ASAP Curated is partnering with a global SaaS scale-up undergoing a significant platform modernisation and growth phase. The business is scaling multiple engineering teams and is looking to bring in highly experienced contract Software Engineers to support...

Fully remote, 12-month contract. Who You’ll Work With You’ll work with the Client's team focused on our internal Firm GenAI initiatives. Our team is distributed across multiple locations, including offices in North America, Europe, and Latin America. The team is dedicated to advancing the capabilities and applications of Generative AI within our firm, driving innovation, and delivering...

Senior Golang Engineer - we are partnered with a stealth start-up company based out of London that are utilising AI to build the next generation of software. Golang Engineers will be highly skilled coding with Go and potentially have a background with other backend related languages too such as NodeJS or Python. Required: - 3+ years of relevant work experience working with Golang. - 5+ years of...

Job Description Embedded Software Engineer (Real-Time Ada) Location: Stevenage Salary: Circa £65,000 depending on experience, plus bonus and benefits A leading UK defence organisation is expanding its Real-Time Datalink Software team and seeks an experienced Embedded Software Engineer to develop cutting-edge communications for missiles and platforms. This hands-on role offers the chance to...