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    Senior Backend Engineer — Developer Platform & APIs

    A financial technology company based in Greater London is seeking a Senior Backend Engineer to join their App Store & Ecosystem squad. The ideal candidate will have over 5 years of experience in backend engineering, specializing in TypeScript and API design. You will contribute to building a developer ecosystem, ...

    Senior Exploit Developer Remote Threat Intelligence

    A cybersecurity firm is seeking a Senior Exploit Developer with expertise in exploit development and reverse engineering. This fully remote role allows you to work on critical cybersecurity projects with a dedicated team. You’ll create original exploits for vulnerabilities, implement detection measures, and anal ...

    Senior Salesforce Developer Service & Marketing Cloud

    A leading recruitment agency in London is seeking a Senior Salesforce Developer to enhance their Salesforce capabilities. The ideal candidate will have hands-on experience in Salesforce development, expertise in Apex, Lightning Web Components, and a solid understanding of Salesforce's data architecture. This rol ...

    Senior React + TypeScript Developer (Stock Options)

    A dynamic sports technology startup in London is seeking a Senior React.js and TypeScript Developer. The role involves developing new features for a web SDK and Twitch Extension in a fast-paced environment, requiring strong proficiency in JavaScript and React.js. Ideal candidates should have over 3 years of rele ...

    Senior .NET Developer Microservices & Cloud (Remote)

    A leading IT services firm in Manchester is seeking a Mid-Senior C#/.Net Developer to work closely with clients in developing and innovating applications. You will be responsible for writing code, supporting clients, and modernizing legacy systems. The ideal candidate will have strong expertise in .NET technolog ...

    Senior JavaScript Developer Remote & Growth Opportunities

    A leading technology firm in Birmingham is seeking a Senior JavaScript Developer to join its Agile team. The successful candidate will have over 10 years of professional experience, with a strong background in JavaScript, C#/.NET, and MSSQL. This role will involve designing and maintaining applications, developi ...

    Developer – Global Threat Intelligence (Senior Associate)

    PwC is seeking a developer to join our Threat Intelligence practice, building the bespoke platforms and automation that underpin our global intelligence capability. Our Threat Intelligence team delivers research‑driven, actionable intelligence to public and private sector organisations worldwide. W ...

    Developer – Global Threat Intelligence (Senior Associate)

    PwC is seeking a developer to join our Threat Intelligence practice, building the bespoke platforms and automation that underpin our global intelligence capability. Our Threat Intelligence team delivers research‑driven, actionable intelligence to public and private sector organisations worldwide. W ...

    Senior Appian Developer — Hybrid, Impact & SDLC

    A leading engineering services company is seeking a Senior Appian Developer to join their Bristol or Leicester teams. This role involves delivering high-quality technical solutions for customers, enhancing existing applications, and ensuring adherence to development standards. Ideal candidates should possess ext ...

    Experienced/Senior Online Developer Tech Team

    We want you to #JOINTHEREBELLION! For 30 years we’ve been independently developing and publishing incredible video games at our multiple studios founded by Jason & Chris Kingsley, but Rebellion is more than just games. We have our own film studio, we create board games, publish books, and t ...

    Senior UI Developer £165k + Bonus London

    Our client is a rapidly growing fintech start-up building next-generation technology for the FX and cryptocurrency trading markets . Their platform powers modern, high-performance trading infrastructure used by participants operating in fast-paced global financial markets. You’ll be joining ...

    Senior Backend Developer: APIs, Node.js & Cloud

    A leading video game developer seeks a Senior Online Developer in Oxford. This role requires expertise in Node.js, JavaScript, and TypeScript to design and support web APIs. Candidates should have experience in building distributed backend systems and be comfortable communicating across teams. The position offer ...

    Senior .NET Developer Hybrid (Edinburgh/Glasgow)

    A fast-growing SaaS company is seeking a Senior .Net Developer to create high-quality, secure code within an agile setting. The position offers hybrid work between Edinburgh and Glasgow, competitive salary, bonuses, and a comprehensive benefits package. You will collaborate with teams, mentor junior developers, ...

    VCARB F1 Team Senior Software Developer

    VCARB F1 Team - Senior Software Developer Full-time Travel: 0-10 Organization: Racing Bulls – UK Branch Job type: Permanent Visa Cash App Racing Bulls F1 Team is one of two Red Bull‑owned F1 teams. Today’s Formula 1 calls for a high leve ...

    Senior Software Developer Market Making Technology

    Senior Software Developer - Market Making Technology London, GB Full-Time Information Technology About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to client ...

    Senior CPU Performance Developer Technology Engineer

    We are now looking for a Senior CPU Performance Developer Technology Engineer. NVIDIA is seeking an outstanding computer scientist to join its Compute Developer Technology (Devtech) team. This role focuses on research and development techniques to optimize key Cloud and HPC CPU workloads on NVIDIA’s CPU. T ...

    Experienced/Senior Online Developer Tech Team

    We want you to#JOINTHEREBELLION! For 30 years we’ve been independently developing and publishing incredible video games at our multiple studios founded by Jason & Chris Kingsley, but Rebellion is more than just games. We have our own film studio, we create board games, publish books, and through ...

    Senior Developer .NET/C# – Roosendaal – Hybrid

    Are you a creative and analytically strong Senior .NET/C# Developer ? At Active Ants (soon to become Paxon) in Roosendaal, you will work on Maya , our self-developed Warehouse Management System, and on the services that connect more than 300 webshops to our fulfilment environm ...

    Senior Java Developer Hybrid (Newcastle) & Microservices

    A leading consulting firm is seeking a Senior Java Developer in Newcastle. In this hybrid role, you will mentor junior developers and lead best practices in software development. The ideal candidate has extensive experience in Java (8 to 17), Spring frameworks, and strong leadership skills. Benefits include 25 d ...

    Senior Informatica MDM Developer Hybrid London

    A leading technology recruitment agency is looking for a Senior Informatica MDM Developer in London. The role offers a hybrid working model, requiring 3 days in the office, and a salary between £65K and £75K annually. Candidates should have 7 to 11 years of experience in Informatica MDM and Cloud MDM, along with ...

    Senior JavaScript Developer Remote & Growth Opportunities

    A technology services company is searching for a Senior JavaScript Developer to join their team in Edinburgh. You will develop applications using JavaScript and relevant frameworks, work with C#/.NET components, and maintain database logic in MSSQL. Ideal candidates will have significant experience in software d ...

    Senior AI Platform Engineer — Developer Experience

    A forward-thinking energy tech company in the UK seeks a Senior Engineer I to architect and develop their Internal AI Engineering Platform. This role involves leading the deployment of AI tools, designing secure infrastructure, and ensuring high standards in AI development practices. The ideal candidate will hav ...

    Senior Engineer I AI Developer Experience

    Job Title: Senior Engineer I Location: London, Bristol or Edinburgh (Including Hybrid) Salary: £60,000 - £82,500 Team: Developer Experience Reporting To: Head of Engineering Closing date: Friday 30th March 2026 ...

    Senior JavaScript Developer Remote & Growth Opportunities

    A trusted technology solutions provider in Manchester is looking for a Senior JavaScript Developer to join their Agile Scrum Team. In this role, you'll design and implement applications using JavaScript, along with backend integration using C#/.NET. Candidates should have over 10 years of software development ex ...

    Senior Front End Developer Public Sector

    Senior Front End Developer - Public Sector Join to apply for the Senior Front End Developer - Public Sector role at IBM Introduction At IBM CIC, we deliver deep technical and industry expertise to a wide range of public and private sector clients in the UK. A car ...

    Senior PMM: Developer Platform & API Ecosystem

    A leading technology company in London is looking for an experienced Senior Product Marketing Manager. The role emphasizes driving adoption of the developer ecosystem. Candidates should have over 5 years of product marketing experience, strong communication skills, and a solid understanding of API and technical ...

    Senior ServiceNow Developer: ITSM, ITOM & Automation

    A leading European private bank is looking for a (Senior) ServiceNow Developer for their Innovation & Technology department in London. The role involves designing and implementing ServiceNow solutions focused on ITSM, workflow automation, and integrations. Candidates should have a degree in (Business) Informatic ...

    Senior Software Developer Market Making Technology

    About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across ...

    Senior Salesforce Developer — GTM Platform & Automation

    A leading consumer review platform company in London is seeking a Salesforce Specialist to develop and implement custom solutions on their Salesforce platform. The ideal candidate will have over 5 years of experience in Salesforce development, including expertise in Apex and Lightning components. This role invol ...

    Senior Architect Developer Tooling and Integration

    Are you driven by shaping the future of developer tooling and engineering platforms? Do you enjoy designing scalable architecture that empower developers to do their best work? About the team: The TIO Architecture Team is the design and architecture function of Elsevier's Technolo ...

    Senior ServiceNow Developer & AVP Platform Innovator

    A global financial services firm in Greater London is seeking an experienced ServiceNow Developer. In this role, you will support and implement ServiceNow solutions, design, and customize applications. Candidates should have a Bachelor's degree, 4+ years in software development, and expertise in ServiceNow modul ...

    FiTP Middle Office Senior Java Developer

    About the role The Global Fixed Income Trade Processing (FiTP) Team is seeking a Senior Software Engineer (Java) with a proven track record of designing and developing large, complex and distributed systems. The successful individual will ideally have a good knowledge of Fixed Income products and ...

    Senior Full Stack Developer (C# .NET)

    Waracle are looking for a Senior Developer for an exciting new role joining our world‑class digital technology consultancy. We are home to a diverse, smart, curious, and ambitious community of specialists in technology‑driven transformation. We work with ambitious clients to help them solve their b ...

    Senior Full Stack Developer (C# .NET)

    Waracle are looking for a Senior Developer for an exciting new role joining our world-class digital technology consultancy. We are home to a diverse, smart, curious, and ambitious community of specialists in technology-driven transformation. We work with ambitious clients to help them solve their b ...

    Senior Shopify Platform Lead & Developer (Remote)

    Ronald James Group is seeking a Lead Shopify Developer to take ownership of the development and optimisation of their Shopify/Shopify Plus platforms. This role involves leading Shopify projects, developing custom applications and integrations, and ensuring high-performance eCommerce experiences. The successful c ...

    Senior PowerBI Developer & Insight Leader (Hybrid)

    Tesco Mobile seeks a skilled BI Analyst to join their Analytics & Insight Chapter in Welwyn Garden City. The role involves creating impactful BI dashboards, translating business needs into actionable insights, and collaborating with stakeholders. Ideal candidates will have strong experience in PowerBI and SQL, a ...

    Senior PowerBI Developer & Insight Leader (Hybrid)

    Tesco Mobile seeks a skilled BI Analyst to join their Analytics & Insight Chapter in Welwyn Garden City. The role involves creating impactful BI dashboards, translating business needs into actionable insights, and collaborating with stakeholders. Ideal candidates will have strong experience in PowerBI and SQL, a ...

    Senior Web Developer, Client Platforms & AEM

    Ares Management is seeking a Web Developer for Client Platforms Technology in Greater London. The role involves building and enhancing Ares’ websites using Adobe Experience Manager (AEM). The successful candidate will collaborate with designers and developers to implement front-end features with HTML5, CSS, Java ...

    Senior Freight & Logistics Business Developer – Europe

    A major player in freight and logistics is seeking a Senior Business Development Executive to join their team in St Albans. The role involves acquiring and developing new business through calls, proposals, and client visits. Candidates should have B2B sales experience, strong negotiating skills, and excellent IT ...

    Senior Product Manager – Developer Experience & APIs

    A leading tech platform provider in Greater London is seeking a Senior Product Manager to enhance the Developer experience of their CMS product. This role involves leading product development, defining strategies, and collaborating with various teams to improve SDKs and APIs. Candidates should have 2-5 years of ...

    Senior Maritime Engineering Business Developer Hybrid

    A leading defense technology company in Bristol seeks a Senior Business Development Manager for Maritime Engineering Services. The role involves growing order books, upselling contracts, and ensuring timely bid proposals while fostering relationships with customers. Applicants should have extensive business deve ...

    Senior Quant Developer, Derivatives Risk & Pricing

    Apex Systems US is seeking a skilled developer with over 5 years of experience in Python and an understanding of financial services, particularly in derivative risk systems. Candidates should have a degree in computer science and demonstrate strong communication skills to work with stakeholders. The role involve ...

    Senior UI Developer Systematic Hedge Fund

    Paragon Alpha is partnering with a fast-growing quantitative hedge fund specialising in systematic trading strategies, who are looking to expand their Execution Services team with a senior frontend engineer. Responsibilities include: build/maintain frontend applications for trading de ...

    Senior Solutions Developer (MS Power Platforms)

    Phoenix Community Housing is looking for a hands‑on Solutions Developer to develop and maintain complex solutions that digitise, automate, and enable the integration of existing processes in line with our business needs. We are looking for someone who can transform business requirements into the bes ...

    Senior Product Developer: Apparel Innovation & Sustainability

    JD Sports- Head Office, Warwick House, Bury, United Kingdom Key Responsibilities Drive intake margin improvement through garment engineering and appropriate fabric selection and utilisation, to ensure best possible prices without compromising relevant quality level for the Brand. </ ...

    Senior PHP Developer – Enterprise Apps, Hybrid

    A leading recruitment agency seeks a Senior Software Developer to build digital services that meet user needs in Nottingham or Birmingham. The ideal candidate will have strong PHP and TypeScript skills, experience with Agile teams, and the ability to mentor junior developers. This full-time position offers a hyb ...

    Senior Hogan CIS Developer — Banking Solutions

    A leading IT services company in Greater London is seeking a candidate for a staff augmentation role focused on Hogan development. You will support the Hogan IDS application at a bank, reviewing and updating technical designs, coding enhancements, and conducting testing. Candidates must have expertise in Hogan d ...

    Senior Information Developer SoC & Hardware Docs

    A leading semiconductor company is seeking a Staff Information Developer in Cambridge to create impactful documentation for System-on-Chip (SoC) products. This full-time position emphasizes collaboration with engineers to ensure clear communication of complex details. The ideal candidate will have over 5 years o ...

    Senior C# .NET Developer Windows Desktop

    A growing software development company in the United Kingdom is seeking an Experienced C# Developer to join their team. You will engage in the entire software development lifecycle, develop high-quality solutions, and mentor junior developers. Candidates should have at least 3 years of experience in C# .NET and ...

    Senior BI Developer & Data Solutions Lead

    A leading financial group in Greater London seeks a Business Intelligence Developer to enhance and evolve their data systems. You will develop and improve business intelligence solutions, collaborate with teams across different regions, and ensure solutions meet business needs. Ideal candidates will have advance ...

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      Senior Python Developer Pythonawsreact Jobs in United Kingdom Job Search Guide, Trends and Insights