senior javascript engineer jobs in Northamptonshire

Position: Front End JavaScript Developer Reports to: Front End Development Team Lead Hours: 40 hours Location: 3 days in North London office (Monday – Wednesday) Salary: £60 - £80,000 + eligibility for performance bonus Start date: ASAP Purpose of the role: As a Front End Developer you will join one of our multinational Scrum teams to create state-of-the-art software solutions. In all...

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...

Reports to: Technology Director / Executive Sponsor Location: Remote with occasional travel to London (2 times a month) Contract: Full-time, permanent Base Salary: £70,000 – £80,000 location and experience dependent + 10% company bonus scheme and sales commission scheme Why This Role Exists Serve Legal is entering a new chapter: evolving beyond compliance auditing into AI enabled,...

Senior Python Scraping Engineer Location: Fully remote Salary: £60,000 – £70,000 The Opportunity I'm looking for a Python Scraping Engineer to join a growing AI-focused data team. What You’ll Do - Design, build, and maintain large-scale production web scrapers - Tackle advanced anti-bot and detection systems - Work with browser automation and dynamic, JavaScript-heavy sites - Improve...

Snr Software Engineering role - Paying between £80-100k, with a 10% bonus (performance related) - Remote but occasional offsites in LDN/worldwide A SaaS platform that provides businesses and researchers with high-quality, vetted human data for studies, surveys, and AI research are looking for 2 excellent Product Engineers. The stack is Python/JavaScript focused, but the crux of what they want...

The Role: Pre-Sales Engineer / Solution Architect - Design and develop solutions incorporating Grass Valley products, ranging from single components (such as video switchers, camera chains, or SDI routers) to more complex architectures, including Broadcast IP infrastructures, cloud-based solutions, and software solutions built on GV AMPP. The role supports projects across EMEA, with occasional...

Accelerant is building a new platform that will serve as the backbone of how risk is exchanged in the future. The Product & Technology team is looking for a Full Stack Software Engineer who is passionate about building high quality software systems that are valued by customers. If you join our team, here are some of things you’ll be doing: - Working closely with peer engineers, product...

You will be heavily involved in coordinating technical activities, supporting commercial decision-making and driving best practice across the site team.

Job Description A Senior Mixed Signal Verification Engineer will join an exciting Semiconductor Scale-up to undertake digital, mixed signal and analog verification related to high speed Serdes designs. You’ll bring 10+ years’ Verification experience, strong Scripting skills and extensive experience with Cadence tools. This exciting High-Tech Company is leading the development of high-speed and...

Job Description Senior Design Engineer (Hardware) Towcester Salary up to £80,000 DOE + Flexible Working + Pension Scheme + 25 Days Holiday plus Bank Holidays + Health & Life Assurance + Career Development Opportunities Are you ready to lead the design of cutting-edge embedded electronics built for the world's toughest environments? This is an exciting opportunity for an experienced Hardware...

Senior Systems Engineer - Defence Communications £65,000 - £70,000 Midlands (Hybrid 3/2) Defence Technology A defence communications company is seeking a Senior Systems Engineer to lead technical development of tactical datalinks, spectrum monitoring systems, and battlespace communications. The Role: Define system architecture and requirements for defence communications products Lead...

Job Description Potensis Selection is pleased to partner with one of the UK’s leading Housebuilders who are looking to appoint an Infrastructure Engineer to join their high performing technical team based in Northampton. The business has an excellent pipeline of new projects and is continuing to purchase new sites. This expansion has lead to the need to expand their current team. The Engineer...

Senior Full Stack Engineer | Up to £110K | One of the UK's fastest growing AI platforms | UK Remote | React/Node/TypeScript I am currently working with one of the fastest-scaling platforms in the creator economy which is a creator-first, AI-powered product that enables creators around the world to directly monetise their audiences. Every system you build will operate at serious global scale. 🎯...

Senior Rust Engineer UK, fully remote (Must be based in the UK now) Sadly no sponsorship possible Up to £95K Skills: Rust | Backend Systems | gRPC | Postgres | Integrations I’m partnering with an early-stage, product-led startupbuilding a platform for transport operations - frankly, one of the most complex, real-time environments in the world. The team are already profit making with runway...

Fabric Engineer - Fully Remote (UK) - Outside IR35 UK Security Clearance is essential. A leading consultancy is looking to engage an accomplished Senior Consultant for a high‑impact data and analytics programme. This role suits a seasoned specialist in data engineering, Microsoft Fabric, and solution delivery, with the ability to design, build and refine technical solutions that elevate...

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference for candidates with significant experience on AWS. Are you ready for a challenge? We’re looking for a dynamic software...

You will join a cross-functional product engineering team working on the evolution and modernisation of a core SaaS platform. The focus is on building scalable, cloud-native services while improving reliability, performance, and long-term maintainability.

🚀 Senior Full-Stack Engineer – TypeScript / React / AWS 💰 Up to £80k | Fully Remote (UK) 💻 Tech Stack: TypeScript, Node.js, React.js, AWS ✅ Slight backend lean We’re on the hunt for a hands-on Senior Engineer to join a fast-moving team delivering real, production grade systems. This isn’t R&D or proof-of-concept work, they’re shipping cloud-native, AI-enabled products that customers actually...

Senior Full Stack Engineer Remote (UK) | Full time London office available for optional in person collaboration We’re looking for an experienced Senior Full Stack Engineer to join a small, highly skilled team building a next generation Financial Services Regulatory Compliance platform. This is a hands on role where you’ll work across the stack, leading frontend development with React and...

Senior AI/ML Engineer Fully Remote £100,000–£120,000 + benefits About the Role Our client, a blockchain analytics scale-up, is looking for a Senior AI/ML Engineer to join their expanding team. They’re scaling their AI capabilities and need someone passionate about applying cutting-edge machine learning and LLM techniques to real-world crypto data. You’ll work directly with a Staff AI/ML...