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    Payments Platform Lead Kotlin/React, Hybrid London

    Formula. is seeking a Lead Software Engineer to support a transformation project for a major UK bank, focusing on rebuilding their payment system. This role requires expertise in payment gateway systems and experience in full stack development using Kotlin and React.js. The position involves team leade ...

    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 ...

    Full Stack .NET Core Developer — React/TypeScript

    Java Script Works is looking for a skilled developer in Greater London. The ideal candidate will have strong expertise in C#, .NET WebAPI, and a solid background in frontend technologies such as React and TypeScript. Experience with document-oriented databases, GraphQL, and RESTful API design is essential. The c ...

    Shopify Frontend Developer (React/Vue) SEO & Performance

    Java Script Works based in Tees Valley is seeking a developer with expertise in Shopify app development. You will implement new features, optimize site performance, and ensure a seamless user experience using Liquid, HTML, CSS, and JavaScript. Ideal candidates will have strong knowledge of JavaScript f ...

    Frontend Developer (React/Next.js) – Hybrid in Liverpool

    The Granite Group is looking for a Frontend Developer to join their Liverpool HQ. In this role, you will build responsive web applications using React, Next.js, and TypeScript while collaborating closely with designers and engineers. This position offers a salary of £45,000–£55,000 based on experience, ...

    React Native Mobile Developer with React.js – Weybridge

    React Native Mobile Developer with React.js – Weybridge(Mobile Developer, React Native, React, React.js, CSS, HTML, Bootstrap, APIs, Web Applications, Mobile Applications, Web Developer, Mobile Developer) Our client is an exciting and cutting-edge technology giant with a global presence. ...

    REACT Project Manager 0.4 FTE Maternity cover

    Job descriptionLoughborough University London Part time ( hours per week, FTE) Fixed term contract: Maternity Coverfrom 1 July Hybrid working available About the University Universities are one of thi ...

    React Front End Developer (Headless PWA/GraphQL)

    React Front End Developer (Headless CMS / GraphQL)Northampton (4 days onsite, Fridays from home)£40000 - £47500 + BenefitsNo visa sponsorship availableYour newpany I’m working with a well-established, globally operating business that is investing heavily in its digita ...

    React Native Mobile Developer with React.js – Weybridge

    React Native Mobile Developer with React.js – Weybridge(Mobile Developer, React Native, React, React.js, CSS, HTML, Bootstrap, APIs, Web Applications, Mobile Applications, Web Developer, Mobile Developer) Our client is an exciting and cutting-edge technology giant with a global presence. ...

    React Front End Developer (Headless PWA/GraphQL)

    React Front End Developer (Headless CMS / GraphQL)Northampton (4 days onsite, Fridays from home)£40000 - £47500 + BenefitsNo visa sponsorship availableYour newpany I’m working with a well-established, globally operating business that is investing heavily in its digita ...

    REACT Project Manager 0.4 FTE Maternity cover

    Job descriptionLoughborough University London Part time ( hours per week, FTE) Fixed term contract: Maternity Coverfrom 1 July Hybrid working available About the University Universities are one of thi ...

    Machine Learning Engineer West London (6 Months)

    This role is available on a permanent basis but we are also open to hiring a contractor for an initial 6 month period, working via agency. The role is inside IR35. Role and Responsibilities As a Senior Machine Learning Research Engineer in Speech/Audio/Gen-AI, you will: Driv ...

    Senior Mechanical Engineer

    Senior Mechanical Engineer - Thermal Salary: Up to £55,000 DOE Location: Isle of Wight - Hybrid (generous relocation available) The Mechanical Engineering Team As you engage with engineering functions across my client’s busine ...

    Senior iOS Engineer

    Location : London office or remote (±2h from UK time) About Us Backed by the founders of SoundCloud, SumUp, Flixbus, and SellerX, we are a technology company radically shaking up the world of consumer software applications, starting with mobile apps. We have a unique app ...

    Senior Design Engineer

    Job Title: Senior Design Engineer Location: Bedford Permanent Role Competitive Salary to be Discussed SUMMARY The Senior Design Engineer will be required to work within an ISO 9001 environment and carry out all aspects of des ...

    Senior Turnover Engineer

    Senior Turnover Engineer – Oil & Gas (Executive Search) Location: Onshore, Dubai | Contract: Two‑year | Salary: Excellent (details available upon request) The Senior Turnover Engineer is responsible for managing and supporting completion, mechanical completion, and system handover activit ...

    Senior Platform Engineer

    Join to apply for the Senior Platform Engineer role at Basecamp Research At Basecamp Research, we tap the planet’s unexplored biodiversity to solve some of biotechnology’s hardest problems and show the enormous value hidden in nature. We have built one of the world’s largest ...

    Senior Cloud Engineer

    Are you passionate about cloud technologies and eager to make a real impact? Join our dynamic Technical Services team at Totara, where you’ll help shape the future of our Totara Hosting platform—delivering robust, scalable, and high‑quality solutions that support global learning and development. Ou ...

    Senior Infrastructure Engineer

    Overview Well-established, highly profitable construction engineering business is seeking an experienced Senior Infrastructure Engineer to join on a permanent basis. You will join at a time of growth as the organisation expands its technical capability with ambitious growth plans and multiple acq ...

    Senior Network Engineer

    Direct message the job poster from Mane Contract Services Responsibilities Design, deploy, and maintain LAN, WAN, WLAN, and VPN infrastructure Monitor network performance and troubleshoot issues to ensure high availability Configure and manage routers, switches, ...

    Senior Infrastructure Engineer

    Base pay range Central London Up to £80k Leading, well-established construction engineering business is seeking a Senior Infrastructure Engineer. You will support and oversee core infrastructure and networking, working closely with managed service providers ...

    Senior Mechanical Engineer

    Senior Mechanical Engineer – Building Services London | Hybrid Working This is an excellent opportunity to join a well‑established and highly regarded building services consultancy at a time of continued growth. We’re looking for a Senior Mechanical Engineer who wants to work on a div ...

    Senior Process Engineer

    Overview Senior Process Engineer We are seeking a Senior Process Engineer to lead the design, optimisation, and scale-up of processes across R&D, pilot, and demonstration plants. This role sits between Process and Principal Process Engineers, combining hands-on technical delivery wi ...

    Senior Security Engineer

    Senior Security Engineer — FinTech Scale-Up Senior Security Engineer — FinTech Scale-Up ...

    Senior Civil Engineer

    Job Overview CEN Resources are partnering with a well-known UK-based engineering consultancy to hire a Senior Civil Engineer for their London office. The role requires delivering civil designs, mentoring junior team members, and contributing to the development of the Civil & Structural department ...

    Senior Mechanical Engineer

    My Client is recruiting for a Senior Mechanical Engineer in the Water Sector Are you ready to take up a vital role in shaping some of our exciting projects? How about joining our talented team, where everyone has a voice, and together we face our clients' challenges head–on? It's a diverse and inclusiv ...

    Senior Product Engineer

    Direct message the job poster from Onetrace Job Title: Senior Full-Stack Product Engineer Basis: Full-time, permanent Location: Canary Wharf, London - WeWork (Hybrid Remote) Reporting to: Director of Product Engineering — Great prod ...

    Senior Mechanical Engineer

    2 days ago Be among the first 25 applicants Human Capital Solutions UK provided pay range This range is provided by Human Capital Solutions UK. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct mes ...

    Senior Mechanical Engineer

    Overview Job Details: Quest Global is an organisation at the forefront of innovation and one of the world’s fastest growing engineering services firms with deep domain knowledge and recognized expertise in the top OEMs across seven industries. We are a twenty-five-year-old company on a jo ...

    Senior Cost Engineer

    2 days ago Be among the first 25 applicants Mane Contract Services provided pay range This range is provided by Mane Contract Services. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job po ...

    Senior Structural Engineer

    We’re looking for an experienced Structural Engineer to join the Poole office of a dynamic multidisciplinary consultancy with a strong reputation for delivering innovative and sustainable engineering solutions. With their Poole office expanding, we are looking to recruit a Senior Structural Engineer to str ...

    Senior Mechanical Engineer

    Human Capital Solutions UK provided pay range This range is provided by Human Capital Solutions UK. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Human Capital Solutions UK ...

    Senior Mechanical Engineer

    Overview One of our main clients has an urgent requirement for a Senior Mechanical Engineer to be based at their offices in Cheadleon a permanent basis. This is an exciting opportunity to join a diverse engineering company providing expertise to the Process and Industrial sector. As ...

    Senior Test Engineer

    Senior Tester / Test SME – Data Migration Project Investment Banking London - Hybrid working 2-3 days onsite per week 6 month initial contract with extensions expected You’ll be joining the Data Office at the start of a greenfield journey. Shaping and delivering a ...

    Senior Android Engineer

    This range is provided by Switch Tech Talent. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Senior Android Engineer – Switch Tech Talent SwitchTT are partnered with a highly successful, product‑led consumer tech business within the t ...

    Senior AI Engineer

    As a Senior AI Engineer, you'll spearhead the development of LLM‑powered products at the forefront of marketing and advertising technologies. Utilizing your expertise in machine learning, large language models, and natural language processing, you'll play a pivotal role in designing, implementing, and enha ...

    Senior Infrastructure Engineer

    This range is provided by Harvey Nash. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Harvey Nash Location – London – Hybrid (4 days onsite per week, 1 day WFH) <p ...

    Senior Android Engineer

    Join to apply for the Senior Android Engineer role at American Express American Express entered the travel agency business in 1915, and today is one of the world’s largest luxury travel and lifestyle service networks. The Travel & Lifestyle Services (TLS) business provides exclusive ...

    Senior Infrastructure Engineer

    Join to apply for the Senior Infrastructure Engineer role at Assala Energy Duration: 12-month fixed-term staff contract (not freelance), with a strong potential for conversion to a permanent role. Location: This role is based in our office located in Hammersm ...

    Senior Android Engineer

    Overview Senior Android Engineer — Interested in joining a scaling tech company building a high impact consumer product? An established startup is searching for a senior level Android specialist to strengthen their mobile engineering team. You’ll work on a modern Kotlin based app, contributing to ...

    Senior Process Engineer

    As a Senior Process Engineer, you are a confident analyser and decision-maker. Motivated by a drive for improvement, you play a key role in optimising processes and confidently support a team of technically-minded individuals. Confident in your own experience and ability, you equally recognise the value of ...

    Senior BMS Engineer

    Senior Building Management System (BMS) Engineer – Remote (UK) Location: Remote (UK) with travel to client sites We are looking for an experienced BMS Engineer to join a growing team supporting critical infrastructure and commercial buildings across the UK. This role offers flexib ...

    Senior Project Engineer

    Permanent role - Mechanical / Electrical | Water Sector | Design & Build | Confidential Employer Salary - Very competitive, plus Car Allowance We’re supporting a leading organisation in the water sector to appoint a Project Engineer or Senior Project Engineer. This role ...

    Senior Civil Engineer

    Are you looking for your next contract role? This is a great role for a long-term contract with a well-known design consultancy in Southampton. This role is outside IR35 and offers some great benefits such as flexible and hybrid working. The role: Demonstrate good de ...

    Senior Test Engineer

    This range is provided by Intec Select. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Direct message the job poster from Intec Select. Overview A leading financial services organisation is seeking a talented Senior Test Engineer ...

    Senior Structural Engineer

    Overview Senior Structural Engineer: Contract/Freelance role . I’m currently representing a well-established global client who is looking for an experienced Structural Engineer to join their team on a long-term contract. Requirements Food and Beverage client/engineering co ...

    Senior Process Engineer

    Direct message the job poster from Belcan Senior Process Engineer – 12-Month Contract (On-Site, UK) An exciting opportunity has arisen for a Senior Process Engineer to join a confidential project with a respected UK-based engineering and construction consultan ...

    Senior Engineer (Roads)

    Job Description What if you could do the kind of work the world needs? At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrate ...

    Senior Process Engineer

    Join to apply for the Senior / Lead Process Engineer role at Rivan Industries . This range is provided by Rivan Industries. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. About Rivan Rivan Industries (Rivan.com) ...

    Senior Process Engineer

    Coalesce Management Consulting provided pay range. This range is provided by Coalesce Management Consulting. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Coalesce Management Consulting ...

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      Senior Software Engineer Fullstack Python React Jobs in United Kingdom Job Search Guide, Trends and Insights