1,576 to 1,600 of 1,737 JavaScript Jobs in England

Senior Frontend Developer to join our Customers Identity & Access Management team at LSEG. You will play a pivotal role in maintaining and evolving our JavaScript SDK, a critical interface that enables secure authentication and seamless integration of our Authentication into client applications across to our customers.This role is ideal … someone who thrives in developer experience, SDK design, and security-focused frontend engineering.What You’ll be doing:* Own and maintain a JavaScript SDK built with React and TypeScript, enabling secure integration with our custom Secure Token Service.* Design intuitive, developer-friendly APIs that abstract complex authentication flows (OAuth2, OpenID Connect ...

alongside other developers and wider delivery teams, getting involved from the early stages of a project through to development and release. The tech React JavaScript/TypeScript Next.js HTML/CSS/SCSS Tailwind REST APIs Jest Git What they're looking for Commercial Front-End development experience Strong React … JavaScript experience Good understanding of modern web development Comfortable working with APIs You'll be joining a team where developers have the opportunity to contribute to technical decisions, work closely with clients and get involved in different types of projects. If you're a Front-End Developer and open ...

Leeds (Hybrid) Permanent £70,000 – £75,000 (DOE) Senior QA Automation Engineer/SDET with AWS test environments AWS Console, Playwright or Cypress TypeScript, JavaScript, API Testing, CI/CD needed for a permanent career opportunity based in Leeds (Hybrid). Start ASAP ideally September/October 2026. Hybrid Working … skills, experience + duties to include: Senior QA Automation Engineer/SDET with AWS test environments AWS Console essential, Playwright or Cypress TypeScript, JavaScript, API Testing, CI/CD AWS console experience is essential, experience navigating AWS and supporting automation/testing environments. AWS: Experience with AWS services (S3, Lambda ...

Software Engineer (PHP & JavaScript) Bristol, hybrid, typically 1 day a week in the office 50,000 to 60,000 + 28 days holiday + bank holidays, PMI, pension, social events If you like the idea of owning proper, business critical software rather than being one tiny cog in a huge … backend, building and evolving the core systems that power operations, reporting, analytics and their B2B customer portal, while also being comfortable in a modern JavaScript front end. You will work closely with the Head of Development on solution design and architectural decisions, and with end users across the business ...

Software Engineer (PHP & JavaScript) Bristol, hybrid, typically 1 day a week in the office £50,000 to £60,000 + 28 days holiday + bank holidays, PMI, pension, social events If you like the idea of owning proper, business critical software rather than being one tiny cog in a huge … backend, building and evolving the core systems that power operations, reporting, analytics and their B2B customer portal, while also being comfortable in a modern JavaScript front end. You will work closely with the Head of Development on solution design and architectural decisions, and with end users across the business ...

Software Engineer (PHP & JavaScript) Bristol, hybrid, typically 1 day a week in the office £50,000 to £60,000 + 28 days holiday + bank holidays, PMI, pension, social events If you like the idea of owning proper, business critical software rather than being one tiny cog in a huge … backend, building and evolving the core systems that power operations, reporting, analytics and their B2B customer portal, while also being comfortable in a modern JavaScript front end. You will work closely with the Head of Development on solution design and architectural decisions, and with end users across the business ...

partners with operations to ensure stable and high-performing applications. What They’re Looking For: While their current stack includes PHP, Slim Framework, JavaScript, React, and MySQL, they’re primarily interested in candidates with commercial experience in modern programming languages and a strong grasp of software development principles. Demonstrable experience … with MVC frameworks and/or modern JavaScript frameworks is essential. Beyond specific technologies, they highly value (and encourage learning in) the following areas: Accessibility best practices and standards for front-end development Testing frameworks Software design best practices Source control, specifically Git They seek individuals who will: Exhibit genuine ...

Passion: Inspire and motivate your team to achieve outstanding results while fostering a culture of innovation and collaboration.. * Building full-stack applications using Java, JavaScript, React. *Mentor: Share your knowledge and experience with team members, helping them grow and succeed in their roles. Type:6 Month Contract Day Rate: Market … leadership role. *Tech Savvy: Proficiency in Java, Spring Framework, Spring MVC, Spring/Boot, Tomcat, Hibernate, Git, BitBucket, and Jenkins. *Experience with JavaScript, React. * Good experiences in AWS, Docker, Kubernetes Please apply now to be considered for this role ...

2+ years of frontend software engineering experience. Strong frontend coding skills used to write clean, effective code, regardless of framework, and existing proficiency in JavaScript and understanding of how web technologies work. Familiarity with data structures, loading patterns, frontend frameworks, and other technical tools and concepts. Proficiency with programming languages … such as JavaScript/TypeScript, or similar languages. Strong written and verbal communication skills. Life at Palantir We want every Palantirian to achieve their best outcomes, that’s why we celebrate individuals’ strengths, skills, and interests, from your first interview to your long‐term growth, rather than rely on traditional ...

Inside IR35 - Umbrella only Active SC clearance required What you'll be doing: Build and maintain UI test automation using Playwright (primarily TypeScript/JavaScript) Create robust end-to-end test scenarios that reflect real business workflows Automate and validate API testing, including request/response testing Support enterprise application … test automation with Playwright Hands-on capability with API testing and test data/validation using JSON Confidence coding in TypeScript/JavaScript Practical working knowledge of SQL and using Git in a collaborative workflow Experience designing and maintaining scalable automation frameworks A mindset focused on reliability, coverage, and continuous ...

dependent on level/experience) Tankersley, South Yorkshire- Hybrid (3 days on-site, 2 days from home) C#/.NET | Modern JavaScript | SQL Server & PostgreSQL | AI Tooling | Cloud THE ROLE We're hiring AI Full Stack Software Engineers at multiple levels to join an established, fast-growing software business that … Build and ship features end-to-end across the stack, back-end leading in C#/.NET Develop clean, modern front ends using contemporary JavaScript Work across SQL Server and PostgreSQL databases Integrate and work alongside AI capability within established product codebases Write production-grade software - error handling, logging, monitoring ...

ENGINEER £45,000 - £70,000 (dependent on level/experience) Nottingham - Hybrid (3 days on-site, 2 days from home) C#/.NET | Modern JavaScript | SQL Server & PostgreSQL | AI Tooling | Cloud THE ROLE We're hiring Full Stack Software Engineers at multiple levels to join an established, fast-growing software … Build and ship features end-to-end across the stack, back-end leading in C#/.NET Develop clean, modern front ends using contemporary JavaScript Work across SQL Server and PostgreSQL databases Integrate and work alongside AI capability within established product codebases Write production-grade software - error handling, logging, monitoring ...

ENGINEER £60,000 - £65,000 (dependent on level/experience) Newcastle- Hybrid (3 days on-site, 2 days from home) C#/.NET | Modern JavaScript | SQL Server & PostgreSQL | AI Tooling | Cloud THE ROLE We're hiring AI Full Stack Software Engineers at multiple levels to join an established, fast-growing … Build and ship features end-to-end across the stack, back-end leading in C#/.NET Develop clean, modern front ends using contemporary JavaScript Work across SQL Server and PostgreSQL databases Integrate and work alongside AI capability within established product codebases Write production-grade software - error handling, logging, monitoring ...

primarily written in TypeScript, utilizing Node, NestJS, and Docker for back‐end microservices; React powers the front‐end. We're seeking a Senior JavaScript/TypeScript Engineer to join our team as we scale to more users within the company. The position offers the opportunity to work on both front … tight feedback with users, and opportunity to influence the design and architecture of a growing system. Requirements Strong software engineering background Strong experience in JavaScript/TypeScript or other object‐oriented programming Experience in performance tuning data‐intensive systems Comfortable with ownership of a significantly large and complex codebase Desirable ...

Full Stack Developer - C# .Net/Azure/JavaScript - Derby - £40,000 - £50,000 The Role An innovative Automotive Software House are looking for a talented Full Stack Developer to focus on innovating their current systems and innovating new solutions to their global customer base. You will have complete autonomy … role for you! Register your interest ASAP by applying now as you have nothing to lose! Full Stack Developer - C# .Net/Azure/JavaScript - Derby - £40,000 - £50,000 Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To understand more about what ...

Palantir Foundry work: pipelines, ontology, Compute Modules, Code Repositories and Workbooks, application development Fluency in at least one of Python, Java, SQL, TypeScript or JavaScript, Bash, Go Three years or more of professional software or forward-deployed/solutions engineering experience, shipping systems into production Ability to quickly learn … Programming Docker Containerization Kubernetes Orchestration Security Clearance Hard Skills Data Pipeline Development Ontology Modeling Compute Modules Code Repositories SQL Programming Java Programming TypeScript Programming JavaScript Programming Bash Scripting Go Programming Soft Skills Stakeholder Communication Adaptability Certifications & Qualifications Right to Work in the EU UK-Based Eligibility Industry Keywords Defence Security ...

their central Bristol office. What experience you’ll need to apply Strong PHP development experience using Symfony, Laravel or a comparable modern framework. Solid JavaScript development skills. Experience designing and working with relational databases and SQL. Proven ability to turn business requirements into structured technical solutions. Experience using AI-assisted … translate business requirements into clear technical solutions and deliver high-quality software across a varied product ecosystem. You’ll work on PHP and JavaScript applications, customer-facing platforms, integrations, APIs and internal systems that support day-to-day operations. You’ll create new functionality, improve existing platforms and help modernise ...

level.) on the platform. Technical governance and code review. To be considered for the role, candidates must have commercial experience with either HTML/JavaScript or Java experience in full software development life-cycle with strong logical/problem solving skills. This role is all about working with others … have an excellent technical background in building applications for the web preferably with AEM or similar CMS. Experience in Java, Spring, CSS, HTML and JavaScript is also desirable. We Value Diversity We champion and welcome diversity in our workforce and ensure all job applicants receive equal and fair treatment, regardless ...

/B and multivariate tests, ensuring high-quality, performant and scalable implementations across our digital platforms. Build Optimisation Experiences: Develop customer experiences using JavaScript, HTML and CSS, creating experiments and personalisation campaigns that improve conversion and user engagement. Partner Across the Business: Work closely with UX, Analytics and Marketing teams … capability. What you'll have: Extensive experience developing A/B tests, personalisation campaigns or optimisation solutions within a commercial environment. Expert knowledge of JavaScript, HTML and CSS, with a strong understanding of modern web development principles. Experience working with experimentation platforms such as Optimizely, Adobe Target, VWO, AB Tasty ...

PostgreSQL 16 Symfony Console, Cache, YAML respect/validation Front end React 18 React Router 6 TanStack Query 5 an internal component library plain JavaScript Quality PHPUnit PHP_CodeSniffer Phan Playwright gated on every branch in GitHub Actions Infrastructure Docker nginx & PHP-FPM AWS GitHub Actions to a container registry … standards enforced in CI Git and pull-request review as a normal part of the working day Docker for local development and deployment Enough JavaScript and React to work confidently in the front ends. You do not need to be a React specialist, but roughly a fifth of the work ...

PostgreSQL 16 Symfony Console, Cache, YAML respect/validation Front end React 18 React Router 6 TanStack Query 5 an internal component library plain JavaScript Quality PHPUnit PHP_CodeSniffer Phan Playwright gated on every branch in GitHub Actions Infrastructure Docker nginx & PHP-FPM AWS GitHub Actions to a container registry … standards enforced in CI Git and pull-request review as a normal part of the working day Docker for local development and deployment Enough JavaScript and React to work confidently in the front ends. You do not need to be a React specialist, but roughly a fifth of the work ...

owning the Technical Design Document (TDD) and Programme Solution Design, ensuring all artefacts meet rigorous GSI standards. Designing bespoke solutions including custom plug-ins, JavaScript frameworks, and Pro-code extensions, utilising specialist knowledge of the Power Platform product suite to expand the solution footprint. Implementing and managing Application Lifecycle Management … Azure OpenAI Service. Familiarity with configuring autonomous agents and utilizing AI-assisted development tools (e.g., GitHub Copilot) to accelerate delivery velocity. Proficiency in modern JavaScript frameworks (React, Angular) for complex PCF (Power Apps Component Framework) control development. Proven track record in scripting complex data transformations from legacy on-premise systems ...

Developer PL/SQL and Java Liverpool/Hybrid working £39,000-£45,000 plus excellent benefits We are proud to be partnering with one of the most prestigious organisations in the region as they ...

About AHUK... Airbus Helicopters is the world’s largest helicopter manufacturer and the company’s site at Oxford Airport is Britain’s civil helicopter hub. Job Description Business Data Engineer Kidlington, Oxford Permanent About AHUK... ...

Rise Technical Recruitment is seeking an experienced Optimizely Developer in Spalding, Lincolnshire. You will design, develop and maintain enterprise websites using Optimizely CMS and .NET technologies for a diverse client portfolio. The role requires strong ...