javascript engineer jobs in Berkshire

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...

QA Engineer 🧑💻 | C# | JavaScript | Playwright | FinTech | £95,000💷 My client is seeking a QA Engineer to work across the front, middle and back office. This role is seeking candidates who have exposure to the below skill set and come from a financial background. Location - London📍 Salary - £95,000 💷 Hybrid Working - 3 days per week onsite 🏢 Strong proficiency in C# and React development,...

We’re partnering exclusively with one of the most prestigious trading firms in London to find a highly skilled Front-End Software Engineer to join their world-class engineering team. This is an opportunity to work at the very heart of high-performance trading technology — building ultra-responsive, visually intuitive web interfaces for some of the most demanding users in finance. What You’ll Be...

Principal JavaScript Engineer (with C++ / Java / C# exposure) Location: London (Hybrid – 2 days WFH) Salary: £150,000 - £200,000 (Permanent)pension, private healthcare, gym membership, 25 days + 8 BH holiday allowance, tech/hardware budget. A high-growth software company is building the gold standard in UI frameworks and data-intensive visualisation technology. With millions of weekly...

Job Summary: The Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework. The successful candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the...

You will be joining a small technology team who have a passion for innovation, collaboration, and providing the best service to their customers as well as embracing new ideas, technologies and approaches. As a JavaScript Engineer, you will be joining the organisation at one of the most exciting times.

Senior Full Stack Developer / Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been...

You will be working on cutting edge platforms for Property Investments. If you feel you are ready to take the next step of your career then please apply via Link.

You will play a key role in building and scaling cutting-edge SaaS products that help businesses tackle complex energy and sustainability challenges. Key Responsibilities: - Design, develop and maintain high-quality web applications using TypeScript, Node.

Node.js / TypeScript Developer (Backend-Focused) 💰 £60,000 - £90,000 | 🏠 Hybrid (4 days remote) | 📍 London We’re supporting a purpose-driven tech company operating at the intersection of data, software, and healthcare, a business using technology to drive better health outcomes on a global scale. They’re now looking for a Node Developer (Backend) who’s excited by the opportunity to build...

You will be a seasoned Software Engineer who thrives on solving problems and stepping out of your comfort zone to drive forward projects.

You should be confident in designing complex systems end-to-end, from gathering requirements all the way through to QA, deployment, and ongoing maintenance, ideally within an agile environment.

Senior Front-End Engineer Location: London (open to Poland) Type: Initial Contract - with high potential for permanent conversion to Associate Director or Director level depending on experience Duration: 6 months + conversion to perm Rate: up to £950/day (London) Company: Investment Bank We are looking for an experienced Front-End Engineer to join a high-performing team building...

Job Title: Full Stack Developer Location: London, UK (Remote) Job Type: Full-time contract, 12 Months Role’s Responsibilities: • Design, develop, and maintain end-to-end web applications using Python, JavaScript (Node.js/React), and MongoDB. • Build and deploy microservice-based architectures aligned with 12-Factor App principles, ensuring scalability, maintainability, and resilience. •...

You will mentor a small team of 3 talented developers while remaining hands-on with coding and solution design. You’ll help define how software is built, scale systems, and influence the technical direction of a globally used SaaS product. You’ll be supported by a collaborative leadership team that values technical excellence, autonomy, and personal growth.

You will be expected to understand how data and logic connect end to end, building and integrating APIs, working with asynchronous functions, and managing both manual and automated data operations. A solid grasp of how React, Node. js, and database layers interact is key.

Software Development Engineer in Test (Fixed Term Contract – 14 Months Maternity Cover) Location: Hybrid – travel to our Bideford HQ when required Contract Type: Fixed Term (14 months maternity cover) Reports to: QA Lead We’re looking for a Software Development Engineer in Test (SDET) to join our QA team on a 14-month fixed-term contract. You’ll play a key role in ensuring the performance and...

Full Stack JavaScript Developer / Engineer (JavaScript Vue.js Node) London to £80k Are you a collaborative JavaScript technologist? You could be progressing your career as a Full Stack JavaScript Developer at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon...

Senior JavaScript Developer 3-4 days p/week in London Paying up to £80k Senior JavaScript Developer – Would you like the opportunity to work for a fast growing start-up who are on a mission to create an AI tutor to help learners? They’re currently building an all-in-one platform for aiding students to achieve their full potential. AI is at the heart of everything they do, from their products...

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...

Job Summary: The Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework. The successful candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the...