senior javascript engineer jobs in Oxfordshire

Senior Full-Stack Engineer - Go/JavaScript Salary: £80,000 - £90,000 Location: Fully-remote Tech: Go, JavaScript, .NET About the role: We’re working with a leading organisation in the legal sector, renowned for their award-winning approach to technology-driven innovation, in support of their efforts to strengthen their growing SaaS team. They are looking for a senior software engineer with...

Senior Security Engineer, Cloud Salary: up to £110,000 + bonus + benefits Location: UK – 100% Remote This company is undergoing a major cloud transformation and is looking for a Senior Security Engineer with a specialism within Cloud to help shape and secure its modern cloud infrastructure. You’ll work across engineering teams to design scalable, secure cloud infrastructure and embed best...

Great opportunity for Senior Full Stack Engineers to work remotely for a UK based deeptech start-up operating in the AI and cloud infrastructure space. The business is backed by a VC giant and is in the early stages of its growth. As a Senior Full Stack Engineer, you’ll become part of the founding team and would be responsible for helping them scale the company by playing a key role in shaping...

Senior Ruby on Rails Engineer Location: Hybrid or Remote We’re partnered with clients that are looking to bring in Senior Ruby on Rails Developers. What we’re looking for - 5+ years of experience with Ruby on Rails. - Strong knowledge of RESTful APIs and service-oriented architecture. - Cloud experience with AWS or GCP is an advantage. - Familiarity with front-end technologies (JavaScript,...

Convatec is a global medical products and technologies company, focused on solutions for the management of chronic conditions, with leading positions in advanced wound care, ostomy care, continence care, and infusion care. With around 10,000 colleagues, we provide our products and services in almost 100 countries, united by a promise to be forever caring. Our solutions provide a range of...

Job Description Senior EC&I Engineer, COR7345B As an experienced Senior EC&I Engineer (Electrical, Control & Instrumentation), you'll leverage your expertise in electrical engineering to work with both internal and external engineering staff to produce electrical system designs for a variety of projects for external clients, including positioning controls for remote handling systems, machinery...

Principal / Senior-Staff Engineer I’m supporting a global tech company that’s going through an exciting transformation and is looking for a high-impact Principal / Senior-Staff Engineer. This is a hands-on individual contributor role with significant influence across teams and leadership, directly reporting into the CTO. The role is ideal for someone who thrives at the intersection of deep...

Join our client at the forefront of AI innovation. They’re shaping the digital foundations that will define how humans and AI learn from each other — pioneering technology that is set to transform the way intelligent systems evolve. The Role We’re seeking Senior Software Engineers with a product builder mindset to help shape and scale a cutting-edge platform. You’ll work across a modern tech...

Job Description Join Karcher, a global leader in cleaning and municipal machinery. We're recruiting a Senior Workshop Engineer to work in the Banbury Workshop, preparing and servicing our hire fleet mainly heavy municipal kit including road sweepers and hot water trailers. You'll be part of a small on site workshop team and a wider, well-established global organisation known for innovation,...

Senior Platform Engineer £80,000 - £100,000 + Bonus Tech for Good 🌍 Biotech | AI for Life | Series C Funded | High-Impact Engineering This is an incredible opportunity to join a mission-driven Biotech company whose AI-powered product is transforming healthcare outcomes and helping to save and enhance lives. If you’re looking to combine deep technical work with purpose, in a collaborative,...

Senior React Engineer UK Remote (must be UK-based) 6 Month Contract A fantastic opportunity for a Senior React Engineer to join a fast-paced, product-led tech team working on high-impact, customer-facing web applications. This isn't the kind of contract where you're firefighting legacy issues - you'll be building new features from the ground up in a collaborative, modern engineering...

Senior Software Engineer Location: Remote with Sheffield HQ visits 6 times a year Annual Salary: £60,000- £75,000 We are currently looking for Senior Software Engineers that have experience with our Backend tech stack (TypeScript, Node & AWS) Join Our Engineering Evolution at Twinkl At Twinkl, we're not just building software - we're transforming how millions of educators and learners...

You will work and gain broad exposure in several areas including:

Senior Platform Engineer £80,000 - £100,000 + Bonus Tech for Good Hit Apply below to send your application for consideration Ensure that your CV is up to date, and that you have read the job specs first. Biotech | AI for Life | Series C Funded | High-Impact Engineering This is an incredible opportunity to join a mission-driven Biotech company whose AI-powered product is transforming...

Principal Java Developer – Fully Remote The Opportunity Ocho is partnering with a fast-growing, product-led fintech that’s building out a brand-new Development Centre from the ground up to deliver an innovative Greenfield payments platform. As a Principal Java Developer, you’ll be hands-on in designing and developing backend, service, and portal systems that power secure, scalable payment...

Senior Software Engineer .Net 📍 Location: UK remote | We are working with a high-growth global fintech, renowned for delivering world-class payments-related software and technology. This company is building the next generation of capabilities that power a merchant-first ecosystem. They believe that focused, empowered teams can achieve great things. You’ll be joining a curious, driven, and...

Senior Full Stack Engineer (Blazor & MS Stack) Location: Remote-First (we have an office in Old St, London, that you’re welcome to come to as much or little as you like). We also have company bi-annual meets (previously had company off-sites in Paris + The Cotswolds) About Claimit We are a rapidly growing, seed-stage AI Tech startup revolutionising claims management with intelligent...

We’re building the next generation of merchant-first digital solutions and we’re looking for a Senior Software Engineer to help shape it. You’ll join a small, empowered team that values innovation, collaboration, and real-world impact. What You’ll Do - Design and develop backend, service, and portal systems for our payment platform. - Use modern practices such as BDD and CI/CD to deliver...

You will lead by example, combining hands-on coding with architectural expertise, and balancing speed with accuracy. This is more than a coding role; it’s an opportunity to securely integrate AI into their platform, take ownership of complex systems, mentor team members, and influence decisions that greatly affect their customers.

Senior Platform Engineer £80,000 - £100,000 + Bonus Tech for Good 🌍 Biotech | AI for Life | Series C Funded | High-Impact Engineering This is an incredible opportunity to join a mission-driven Biotech company whose AI-powered product is transforming healthcare outcomes and helping to save and enhance lives. If you’re looking to combine deep technical work with purpose, in a collaborative,...