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    Hybrid Quant Python Engineer — London, High Growth

    Java Script Works is seeking a talented developer to join a leading Quant Investment management firm in London. This role offers an excellent working environment with ongoing training and a structured career path. You can expect a competitive salary along with a substantial bonus from day one. Skills required in ...

    Full Stack Engineer — Build Scalable API Ecosystems

    Java Script Works is seeking a Full-Stack Engineer based in Hook, United Kingdom. The ideal candidate should have proficiency in TypeScript, JavaScript, React, and Node.js, and experience in supporting and iterating on custom-built applications. This full-time role offers opportunities to scale an API ecosystem ...

    .NET Developer: ASP.NET, Azure & Cloud Apps

    Java Script Works is seeking a Software Developer (.NET) in Glenrothes, United Kingdom. The ideal candidate will have expertise in .NET, ASP.NET, and SQL Server, with strong JavaScript skills. The role requires experience in software testing and cloud services, particularly with Azure. The compensation ...

    Next.js Frontend Engineer for SaaS Platforms

    Java Script Works seeks a Frontend Developer to enhance the development of their platform using React.js and Next.js. The role involves collaborating with UX/UI designers and back-end developers to create responsive, user-friendly web applications. Candidates should have a strong understanding of HTML5, CSS3, an ...

    Front End React Developer with UI/UX Focus

    Java Script Works is seeking an experienced Front-End Software Developer in Cambridge, UK, with very strong skills using React. The role requires several years in a commercial development environment and an eye for UI/UX design. In addition to React, knowledge of TypeScript, Node.js, Git, and Python is beneficia ...

    WPF Software Engineer | SQL & React Focus

    Java Script Works in Borehamwood is seeking a Software Developer to design and maintain WPF user applications. The ideal candidate will apply SOLID principles in software design and have proficiency in SQL, with experience in React being helpful. This full-time position offers a salary range of £42,000 to £50,00 ...

    React Native Engineer for Impactful Frontend Solutions

    Java Script Works, based in Belfast, seeks a React Developer with experience in React and React Native. The position requires working in an agile environment and familiarity with Vue.js is a plus. You'll be developing products tailored to meet unique needs across different sectors. If you're passionate ...

    Fintech C# .NET Developer | Greenfield Projects

    Java Script Works is seeking a C# .NET Developer to join our team in London, United Kingdom. This full-time position requires strong skills in ASP.NET MVC, C#, SQL, and JavaScript. The role involves greenfield development and working with data analytics. Offered salary is up to £45K per year. Candidates should b ...

    Senior Software Engineer — ASP.NET Core & TypeScript

    Java Script Works is looking for a Senior Software Developer in Exeter, United Kingdom. This role requires expertise in ASP.NET Core, MVC, C#, and TypeScript, along with strong communication skills to collaborate effectively with non-technical stakeholders. Candidates should have a solid background in entity fra ...

    Platform Release Engineer: Scalable Backend Systems

    Deepstreamtech is seeking developers to join their Platform team in Greater London. The role involves building and maintaining backend services and tooling that support Spotify's software release processes. Candidates should have over 2 years of experience in backend systems development, comfort with Java, and a ...

    React.js Engineer for Quant Hedge Fund (Typescript)

    Java Script Works is seeking a React.JS Developer to join a prestigious hedge fund located in Greater London. This role offers a competitive salary of £120,000 plus bonuses. The ideal candidate will possess strong expertise in JavaScript and Typescript, alongside ReactJS development. The successful can ...

    Backend Engineer — Python + PostgreSQL, Ship Complex Features

    Java Script Works is looking for a backend developer based in Greater London. Candidates must have proven experience with backend focus, particularly in Python and PostgreSQL, and should be effective communicators capable of breaking down complex technical information. Familiarity with TypeScript, React, and oth ...

    Web Designer & Front End Developer (React/WordPress)

    Java Script Works in Greater London is seeking a Web Design & Developer to build and maintain websites following branding guidelines and accessibility standards. The role requires experience with JavaScript, PHP, HTML, CSS, and frameworks like React and WordPress. You'll collaborate with stakeholders to deliver ...

    Legal Tech Engineer (PHP/Laravel + Vue/React)

    Java Script Works, located in Nottingham, is seeking a developer skilled in PHP and JavaScript to shape the future of legal technology. Your role will involve writing testable code and working with a modern tech stack that includes Laravel, Vue.js, and AWS. The company emphasizes innovation in legal te ...

    Client Side JavaScript Engineer — Build & Launch Features

    Java Script Works is seeking a Client Developer based in Greater London, England, to manage the development and delivery of client-side components. The ideal candidate will have strong JavaScript skills, including experience with vanilla JS, prototypes, and design patterns. You will be responsible for ...

    Shopify Frontend Developer Theme Specialist (Liverpool)

    Java Script Works in Liverpool is looking for a Mid-Level Shopify Developer to develop and customize Shopify themes using Liquid, HTML5, CSS3, and JavaScript. The role involves building new features to enhance user experience and performance and integrating third-party APIs. This full-time position seeks candida ...

    DotNet Developer – C#, .NET Core, SQL | AWS exposure

    Java Script Works is looking for a passionate .NET Developer to join their team in Horncastle, United Kingdom. This full-time position involves problem-solving using the latest technology and requires strong skills in C#, .NET Core, and SQL, with exposure to JavaScript, TypeScript, and AWS being desirable. The r ...

    Principal Embedded & IaC Developer

    WorksHub is looking for a Principal Developer based in Southampton, United Kingdom. This full-time position offers up to £75K and requires strong experience in C/C++, Java, Python, and Rust, alongside a deep understanding of electronics and systems design. Candidates should be proficient in infrastructure as cod ...

    Guidewire Developer | Gosu Expert (Hybrid London)

    A leading specialty insurer is seeking a Guidewire Developer to support the migration and enhancement of their Claims platform. This hybrid role, requiring 2 days in London, involves designing configurations using Gosu and Java. Candidates should have strong experience with Guidewire and excellent communication ...

    Salesforce Developer: Build Scalable Apex & Lightning

    Java Script Works is seeking a Salesforce Developer to join their team in Calderdale, United Kingdom. This full-time role requires collaboration with developers to gather requirements and deliver effective solutions. Essential skills include proficiency in Salesforce Apex and JavaScript, along with a strong unde ...

    Junior Quantitative Researcher – Applied Scientist (London)

    Quant Capital is seeking a talented Junior Quantitative Researcher/Developer in London to analyze large-scale real-world data sets. The ideal candidate should have a strong quantitative background, good attention to detail, and significant academic achievement at PhD level. Proficiency in programming languages s ...

    Collaborative C# .NET Software Developer

    Java Script Works is seeking a Software Developer to join their leading law firm in Southampton, England. The successful candidate will work with a robust tech stack including SQL, C# .Net, HTML5, CSS, and Javascript. Responsibilities include developing peer-reviewed code and applying system analyst techniques. ...

    Senior Akka & Scala Engineer Microservices & Cloud

    A technology company in Greater London is seeking an experienced software developer with a strong background in Java or other JVM-based languages, including Scala. The ideal candidate should have experience in microservices architecture and cloud services. Familiarity with containerization tools like Docker and ...

    Senior AWS Engineer Remote Serverless & Microservices

    A technology services company located in Edinburgh is seeking a skilled developer focused on cloud-native applications. This role requires strong experience with AWS services like Lambda and API Gateway, alongside proficiency in languages such as Python or Java. The position offers flexibility, a comprehensive b ...

    Graduate Quant Developer Greenfield Tech & Trading

    An elite global trading firm is seeking a Graduate Software Developer to work on innovative projects that integrate technology, mathematics, and finance. The role emphasizes strong programming skills in languages such as Python, C++, Java, or C#. Candidates will collaborate closely with leading experts and contr ...

    Senior Android Engineer: Build Scalable Android Experiences

    A leading online platform in London seeks a senior software developer to enhance user-facing Android applications. The ideal candidate has 5+ years of experience in software development using Java or Kotlin, and a passion for crafting scalable and user-friendly products. Responsibilities include cross-functional ...

    API Engineer Back End, Microservices & Cloud

    A leading technology firm in Glasgow is seeking an experienced API Developer to manage API development, translate business requirements, and engage in testing across multiple platforms. Candidates should have strong proficiency in Java, with experience in RESTful API development and a collaborative mindset to wo ...

    Senior AWS Cloud Engineer – Remote, Serverless & IaC

    A leading technology company in Manchester is seeking an experienced developer to design and build cloud-native applications using AWS services. You will work with cross-functional teams, support DevOps processes, and contribute to microservices architectures. Strong hands-on experience with AWS and proficiency ...

    Senior Akka & Scala Engineer Microservices & Cloud

    A technology company in Greater London is seeking an experienced software developer with a strong background in Java or other JVM-based languages, including Scala. The ideal candidate should have experience in microservices architecture and cloud services. Familiarity with containerization tools like Docker and ...

    Remote Software Engineer (Contract) Full Stack & Backend

    Crossing Hurdles is looking for a Software Developer to design and maintain scalable applications in a remote environment. The candidate should have solid experience with technologies like Python, Rust, GoLang, Java, or Node.js. Responsibilities include collaborating with teams, writing clean code, and contribut ...

    C# ASP.NET MVC Web Developer | Modern Web Services

    Java Script Works is looking for an experienced C# ASP.NET MVC Web Developer to join their team in the United Kingdom. This full-time role involves designing and developing web applications, with a focus on performance and quality. Candidates should have strong experience with C# ASP.NET, JavaScript, and Angular ...

    Dynamics CRM Developer (D365) — JS, C#, Visual Studio

    Java Script Works in Bristol is looking for a Dynamics CRM Developer to join their experienced team. The successful candidate should have expertise in MS Dynamics CRM 2013, 2015, and D365, along with strong skills in JavaScript and C#. This full-time role offers a salary range of £40,000 to £55,000. The individu ...

    Senior UI Engineer React/TypeScript, Mentorship & Impact

    Java Script Works is looking for a skilled frontend developer to design and maintain high-performance UI components using React and TypeScript. You'll collaborate with designers and product managers, turning prototypes into production-ready code. Mentoring and conducting code reviews are part of the role. Profic ...

    Dynamics 365 CE Developer – C#, JavaScript & Power Automate

    Java Script Works is looking for a Microsoft Dynamics 365 CE Developer to build and extend custom functionality using C#, JavaScript, and Power Automate. The role involves collaborating with stakeholders to translate business requirements into functional solutions. This is a full-time position offering compensat ...

    Senior Full Stack Engineer: Build & Own Scalable FinTech

    A digital-first technology services firm in the UK is looking for a hands-on developer to create and enhance software products. The role involves designing RESTful APIs and managing databases, requiring strong Java and ReactJS skills. The ideal candidate will collaborate closely with teams and contribute to impa ...

    Senior Full Stack Engineer: Build & Own Scalable FinTech

    A digital-first technology services firm in the UK is looking for a hands-on developer to create and enhance software products. The role involves designing RESTful APIs and managing databases, requiring strong Java and ReactJS skills. The ideal candidate will collaborate closely with teams and contribute to impa ...

    QA & Automation Test Engineer

    IT Global Consulting Limited – Seeking an experienced and highly motivated QA & Automation Test Engineer responsible for testing, maintenance, and ongoing support of the platform, and acting as the internal focal point for an enterprise platform. The person should be self‑motivated and ambitious, with an o ...

    QA & Automation Test Engineer

    IT Global Consulting Limited – Seeking an experienced and highly motivated QA & Automation Test Engineer responsible for testing, maintenance, and ongoing support of the platform, and acting as the internal focal point for an enterprise platform. The person should be self‑motivated and ambitious, with an o ...

    Senior Software Engineer – Dementia Care Platform

    A leading educational institution in the UK is looking for a Senior Software Developer to join their Dementia Research Institute. You will develop innovative healthcare technology and work with a multidisciplinary team to improve the lives of those affected by dementia. The role requires proficiency in programmi ...

    Frontend & React Intern: Learn, Optimize, Collaborate

    Java Script Works is offering a full-time internship for a Front-End Developer/React Specialist in Surrey, United Kingdom. The role focuses on optimising application performance and contributing to code reviews, while providing hands-on experience with modern JavaScript frameworks. Candidates should be ...

    (Senior) Backend Engineer, Platform

    About Wheely Wheely is redefining premium transportation across major cities in Europe, the US, and the Middle East. We blend cutting‑edge technology with the craft of five‑star chauffeuring to deliver an experience trusted by more than 100,000 active riders and 1,200 corporate accounts. ...

    Android Developer in Guildford Methods

    Android Developer Guildford, United Kingdom Posted 10 months ago Partner: Jooble Tech Stack Objective-C Swift Android Kotlin Java C Job Details Senior Android Developer for an initi ...

    Ruby / JavaScript Web Developer Rails Fintech 50 in London Quant Capital

    The Position The position is for a Ruby Web Application Developer to build new and maintain existing Rails applications communicating with a Java API. The developer will be working within an Agile team to design and deliver high-quality applications. Required Skills Experience d ...

    Guidewire Claim Center Developer

    JOB DETAILS Role Title: Guidewire CC Lead Developer Possibility of remote work: Hybrid | 3 days in the office/ week Contract duration: 6 Months Location: London Required Core Skills Strong working experience Guidewire ClaimCenter Java and ...

    Full Stack Developer

    Full Stack DeveloperJunior or Mid levelC# .NET, AZURE, React, Python, Javascript, JAVAHigh growth Financial services company who have a stream of new projects, many AI enabled.Opportunity to join and quickly take project responsibility and accelerate your career in a growth enviro ...

    Senior Software Developer with Liferay or Angular

    Job Description Senior Software Developer with Liferay or AngularYou have a degree in Engineering, Computer Science or other IT related education please (Bachelor/Master).Must be very enthusiastic about Java-based web/enterprise application development and deployment ...

    Senior JVM Live Debugger Engineer | AI Driven Production

    A leading developer tools company is seeking a Senior Software Engineer in Greater London. This role focuses on enterprise JVM experience and exciting engineering challenges involving AI integration. Responsibilities include designing product features and developing tooling for AI-first workflows. The ideal cand ...

    Rates Quant Developer VP: Build Production Trading Systems

    A leading global financial services firm in Greater London is seeking a Quantitative Developer, Rates – Vice President. In this role, you will design and deliver production systems for systematic trading, partnering closely with researchers and traders. Candidates should have strong programming skills in Java or ...

    Rates Quant Dev VP: Build Production Trading Systems

    A leading financial services firm in the UK is seeking a Quantitative Developer, Rates – Vice President to design and deliver production systems for systematic trading. You'll work closely with researchers and traders to implement resilient, performant algorithms and enhance execution platforms. The ideal candid ...

    Backend Engineer, Core Infrastructure: Scale & Reliability

    A leading tech company in Greater London is looking for a Backend Engineer to build and maintain the platform foundations for their services used by over 600M users globally. You will be responsible for ensuring reliability, scalability, and providing developer tooling so that engineering teams can deliver featu ...

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      Java Developer Java Monolith Jobs in United Kingdom Job Search Guide, Trends and Insights