end javascript developer jobs in Northamptonshire

We are looking for an experienced JavaScript developer with a minimum of 2-3 years experience who is proficient with React.js & Next.js. The primary focus would be on developing user interface components, implementing and executing them following well-known React.js workflows (such as Server Side Rendering). Also ensuring that these components and the overall application are robust, reusable...

Are you an experienced JavaScript Developer with a passion for building solutions that power the utilities sector? One of my clients are hiring on a contract basis to help deliver technology that keeps the UK’s essential services running smoothly. What You’ll Do: - Develop and maintain scalable web applications for utility clients - Work with modern JavaScript frameworks (React, Node.js,...

Backend Web Developer This is an initial Fixed-term Contract (6-12 months) with the view to make it permanent. Location: Fully Remote (UK) Salary: £38,000 - £48,000 (DOE) The role: We enjoy making the complex simple for our clients. We create websites, campaigns and digital products for professional services clients, arts, fashion, and e-retailers. You’ll be joining an experienced,...

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by thousands of people and will directly...

Excellent opportunity for Front-End Developer looking to join a forward-thinking company producing award-winning software used by leading businesses across the globe. The successful Senior Frond Developer will need to have extensive commercial experience using ReactJS and should be comfortable working to their own initiative but also happy to mentor and offer guidance to the more junior members...

Location: Flexible/Remote - US/Eastern time zone THINKalpha is reshaping the capital markets. Our platform enables generative content using dynamic data. The core of our platform includes financial search, streaming analytics and is accompanied by both data and transactional frameworks. We are currently seeking a talented Front End Web Developer with a strong technical background and a passion...

You will be a key player in designing, developing, and maintaining critical backend services. Your expertise in JavaScript and Spring Boot will be essential for creating robust RESTful APIs and event-driven microservices deployed on AWS. We are looking for a developer who is passionate about embedding security, observability, and automation directly into the development lifecycle.

Lead Software Engineer London-based or Remote within the UK (no visa sponsorship) We’re working with a mission-driven energy tech start-up that’s reimagining how power is monitored, billed and delivered. Backed by angel investors, my client is building digital tools that support modern energy infrastructure in markets underserved by traditional utilities. This is a founding role. As the Lead...

Front-End Contractor (React / Next.js) Location: Remote (UK based candidates only) Contract: Outside IR35 Day Rate: Up to £400 per day I am currently looking for an experienced front-end developer to help deliver key product features at speed for one of my start up clients. You’ll work on high-impact UI components and collaborate with design, backend, and AI teams to create interfaces for...

Senior Backend Engineer | Fully Remote | Full Time Are you a seasoned backend engineer with a passion for building scalable APIs and robust backend systems? We’re looking for a Senior Backend Engineer to join our development team and help shape the future of our platform. What You’ll Do - Design, develop, and maintain high-quality APIs and backend services - Architect scalable software...

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...

We're a UK based, profitable and fast growing company that began as a small bootstrapped AI startup in 2023. Nowadays, we're a relatively small team (10) of talented individuals located in London, Brighton and Bratislava. In a period of significant growth, we're looking for another talented engineer to help us scale further and allow the company to help even more job seekers save time by...

Go Backend Engineer (Data Platform & APIs) - Northern Ireland (Remote-first) * Salary: £75,000-£150,000 + bonus + benefits About the Company: Our client is scaling an ML-driven data and analytics platform and modernizing their engineering standards. Their current stack includes Python, GoLang, TensorFlow, PyTorch, AWS, and Kubernetes, with a focus on building scalable, ML-driven data and...

· Hands-on experience and proficiency with C# .Net specifically Azure Cloud usage. · Databases: Azure Cosmos DB, Snowflake, Azure Data Factory · Cloud Services: Azure - Azure Functions, Service Bus, Azure Storage, Key Vault · CI/CD: Azure DevOps · Solid understanding of software development methodologies. · Knowledge of RESTful APIs and microservices architecture. · Strong understanding of...

You will work alongside a cross-functional team of backend engineers, product managers and data scientists to deliver high-quality, scalable, and reliable solutions that meet the needs of their customers.

Our client is an award-winning creative digital agency known for producing beautifully crafted, high-performing websites and digital experiences for a diverse range of brands. With a strong reputation for quality, creativity, and innovation, they’re looking to bring a talented WordPress Developer into their permanent team to help deliver outstanding client projects. The Role As a WordPress...

Full Stack Engineer - Fully Remote - £60,000 + Benefits About the Company We’re a global education-focused organisation offering accredited online training. As an employee-owned company, we’re dedicated to quality, accessibility, and improving learning experiences worldwide. Role: Full Stack Web Developer We’re looking for a developer to help build and improve our website, student dashboard,...

Job Description: - Extensive experience in JavaScript & Typescript development, with a strong focus on React JS and Node JS (Mainly Typescript with React JS and Node JS) - Good to have experience working with the Cancara Design System and the InterStellar Web SDK - Deploy build and manage apps on Azure cloud - Integrate with Azure functions and API - Experience on Google Cloud - Proficiency in...

Brickendon is an award winning management and technology consultancy. We specialize in delivering complex transformational change for our clients in highly regulated industries like banking, insurance, and fintech. The firm is divided into four practices focused on: - Strategy & Advisory - AI & Data - Business Consulting and - Digital & Technology. We were founded in London in 2010. We have...

🚀 Senior Front-End Software Engineer (React / TypeScript) Location: Remote (1 day per month in Oxford, UK) Type: Permanent | SaaS | Global Tech Company Are you passionate about building exceptional, scalable front-end applications? Our client — a leading SaaS company based near Oxford — is expanding and looking for a Senior Front-End Software Engineer to help shape the future of their...