101 to 125 of 219 Backend Developer Jobs in the UK

Backend-Leaning Full-Stack TypeScript Developer – Perm – up to £110k – (2-3) days on-site in London I am looking for a Backend-Leaning Full-Stack TypeScript Developer for an AI-driven, Fintech startup based in London. You will be able to define, shape and implement … impact how users interact with AI in a professional capacity. ✅ We're Looking For: 3+ years experience with Node.js and TypeScript Solid understanding of backend architecture , databases (PostgreSQL), and API design Exposure to React on the front end (bonus for design system knowledge) Experience with cloud infrastructure (preferably AWS … AI/ML, or startups If this role is of interest, please apply with a copy of your CV, along with desired salary expectations. Backend-Leaning Full-Stack TypeScript Developer – Perm – up to £110k – (2-3) days on-site in London More ❯

Backend-Leaning Full-Stack TypeScript Developer – Perm – up to £110k – (2-3) days on-site in London I am looking for a Backend-Leaning Full-Stack TypeScript Developer for an AI-driven, Fintech startup based in London. You will be able to define, shape and implement … impact how users interact with AI in a professional capacity. ✅ We're Looking For: 3+ years experience with Node.js and TypeScript Solid understanding of backend architecture , databases (PostgreSQL), and API design Exposure to React on the front end (bonus for design system knowledge) Experience with cloud infrastructure (preferably AWS … AI/ML, or startups If this role is of interest, please apply with a copy of your CV, along with desired salary expectations. Backend-Leaning Full-Stack TypeScript Developer – Perm – up to £110k – (2-3) days on-site in London More ❯

I am hiring a Senior Python Backend Developer! You will be joining a fully remote team building a smarter way to handle micropayments and will work with a collaborative, cross-functional team to solve real-world problems, shape architecture, and take our product to market. If you love More ❯

I am hiring a Senior Python Backend Developer! You will be joining a fully remote team building a smarter way to handle micropayments and will work with a collaborative, cross-functional team to solve real-world problems, shape architecture, and take our product to market. If you love More ❯

healthtech, and telecom, and a $90B+ market in sight, we're scaling fast in 2025 and beyond. 🔍 The Role We’re looking for a Backend Engineer (Kotlin) to evolve and scale the control-plane of our SaaS platform. With customer adoption climbing, we need extra fire-power to extend … core services and keep pace with new feature demand. Reporting to the Backend Team Lead , you’ll build services that power everything the UI depends on. You’ll work closely with Product Management on feature design and pair with frontend engineers. The role offers plenty of scope to shape More ❯

healthtech, and telecom, and a $90B+ market in sight, we're scaling fast in 2025 and beyond. 🔍 The Role We’re looking for a Backend Engineer (Kotlin) to evolve and scale the control-plane of our SaaS platform. With customer adoption climbing, we need extra fire-power to extend … core services and keep pace with new feature demand. Reporting to the Backend Team Lead , you’ll build services that power everything the UI depends on. You’ll work closely with Product Management on feature design and pair with frontend engineers. The role offers plenty of scope to shape More ❯

healthtech, and telecom, and a $90B+ market in sight, we're scaling fast in 2025 and beyond. 🔍 The Role We’re looking for a Backend Engineer (Kotlin) to evolve and scale the control-plane of our SaaS platform. With customer adoption climbing, we need extra fire-power to extend … core services and keep pace with new feature demand. Reporting to the Backend Team Lead , you’ll build services that power everything the UI depends on. You’ll work closely with Product Management on feature design and pair with frontend engineers. The role offers plenty of scope to shape More ❯

healthtech, and telecom, and a $90B+ market in sight, we're scaling fast in 2025 and beyond. 🔍 The Role We’re looking for a Backend Engineer (Kotlin) to evolve and scale the control-plane of our SaaS platform. With customer adoption climbing, we need extra fire-power to extend … core services and keep pace with new feature demand. Reporting to the Backend Team Lead , you’ll build services that power everything the UI depends on. You’ll work closely with Product Management on feature design and pair with frontend engineers. The role offers plenty of scope to shape More ❯

healthtech, and telecom, and a $90B+ market in sight, we're scaling fast in 2025 and beyond. 🔍 The Role We’re looking for a Backend Engineer (Kotlin) to evolve and scale the control-plane of our SaaS platform. With customer adoption climbing, we need extra fire-power to extend … core services and keep pace with new feature demand. Reporting to the Backend Team Lead , you’ll build services that power everything the UI depends on. You’ll work closely with Product Management on feature design and pair with frontend engineers. The role offers plenty of scope to shape More ❯

healthtech, and telecom, and a $90B+ market in sight, we're scaling fast in 2025 and beyond. The Role We’re looking for a Backend Engineer (Kotlin) to evolve and scale the control-plane of our SaaS platform. With customer adoption climbing, we need extra fire-power to extend … core services and keep pace with new feature demand. Reporting to the Backend Team Lead , you’ll build services that power everything the UI depends on. You’ll work closely with Product Management on feature design and pair with frontend engineers. The role offers plenty of scope to shape More ❯

value our staff as individuals and recognise all contributions as a critical element to our wider success. We are looking for a Back-End Developer to join our team. Requirements Proficiency in .Net Framework/.Net Core (necessary) Strong proficiency C# (necessary) Git version control (necessary) Azure Management such More ❯

Join a Gold status Adobe agency as Senior Backend Adobe Commerce Developer. Use the latest tech on award-winning projects for exciting brands. Enjoy paid-for training, flexible working, bonuses, and clear progression. If you have strong experience of Adobe Commerce backend development in a fast-paced agency … cares wins which ensures collaboration, innovation, and client success. The Opportunity As we continue to grow 20% YOY, we’re looking for a Senior Backend Adobe Commerce Developer to join our team. You’ll feel at home in a well-established and multi-certified development team, building bespoke … modules, integrations, and backend solutions for large scale, complex Adobe Commerce projects. You’ll regularly perform code reviews, participate in technical planning, troubleshoot and resolve technical issues, and ensure the performance, scalability and security of backend systems. Utilising your strong technical knowledge, you’ll be able to support More ❯

Senior Back End Engineer (C#, .NET8, Docker, Azure)- Remote- up to £85k Our client a leading supplier of technology that are used by over 65,000 customers in over 150+ countries are looking to grow their engineering division and add More ❯

Senior Back End Engineer (C#, .NET8, Docker, Azure)- Remote- up to £85k Our client a leading supplier of technology that are used by over 65,000 customers in over 150+ countries are looking to grow their engineering division and add More ❯

Our client is a Data & Analytics Company based in Central London. The role is hybrid and the team go to the office once or twice a week. The company was founded 7 years ago and has grown to 80 in More ❯

Join a Gold status Adobe agency as Senior Backend Adobe Commerce Developer. Use the latest tech on award-winning projects for exciting brands. Enjoy paid-for training, flexible working, bonuses, and clear progression. If you have strong experience of Adobe Commerce backend development in a fast-paced agency … cares wins which ensures collaboration, innovation, and client success. The Opportunity As we continue to grow 20% YOY, we’re looking for a Senior Backend Adobe Commerce Developer to join our team. You’ll feel at home in a well-established and multi-certified development team, building bespoke … modules, integrations, and backend solutions for large scale, complex Adobe Commerce projects. You’ll regularly perform code reviews, participate in technical planning, troubleshoot and resolve technical issues, and ensure the performance, scalability and security of backend systems. Utilising your strong technical knowledge, you’ll be able to support More ❯

Job Title Senior Software Engineer Innovation (C++) Job Description Make an impact as Senior Software Engineer Innovation (C++) contributing to the success of our cloud-based platform that supports world-wide data collection and algorithm development together with clinical partners. More ❯

Portfolio are proud to be exclusively representing an award-wining, Software provider based in the heart of Manchester, providing people solutions to over 100,000 clients worldwide. In this role our client is looking for a candidate that possess an More ❯

Overview As a Server Software Developer/Engineer, you will contribute to the design, implementation and support of features/functionality. You will collaborate with a team of engineers to design and build best-in-class experiences for our users. NOTE: This role will be 4 days a week … Computer Engineering, or in a relevant field. Experience with a cloud platform: AWS, Google Cloud, etc. Essential Skills Several years of experience in a backend Java development role. Strong understanding of relational databases and proficiency with a relational DB. Strong knowledge of RESTful API design. Excellent understanding and experience … solving. Excellent verbal and written communication skills. Good working knowledge of revision control and code review tools like Git/Github. Experience Comfortable writing developer tests. Experience working in high performance Agile Scrum teams. Experience with distributed computing. Experience in web development. Skills with Java/Kotlin. Experience working More ❯

a permanent basis working with their Central Government clients. In order to be successful, you will have the following experience Highly experienced back end developer, with experience in working on Government or Defence applications (DV Cleared) Experienced developer within Java, TypeScript, JavaScript and/or Python Build solutions More ❯

a permanent basis working with their Central Government clients. In order to be successful, you will have the following experience Highly experienced back end developer, with experience in working on Government or Defence applications (DV Cleared) Experienced developer within Java, TypeScript, JavaScript and/or Python Build solutions More ❯

a permanent basis working with their Central Government clients. In order to be successful, you will have the following experience Highly experienced back end developer, with experience in working on Government or Defence applications (DV Cleared) Experienced developer within Java, TypeScript, JavaScript and/or Python Build solutions More ❯

a permanent basis working with their Central Government clients. In order to be successful, you will have the following experience Highly experienced back end developer, with experience in working on Government or Defence applications (DV Cleared) Experienced developer within Java, TypeScript, JavaScript and/or Python Build solutions More ❯

a permanent basis working with their Central Government clients. In order to be successful, you will have the following experience Highly experienced back end developer, with experience in working on Government or Defence applications (DV Cleared) Experienced developer within Java, TypeScript, JavaScript and/or Python Build solutions More ❯

a permanent basis working with their Central Government clients. In order to be successful, you will have the following experience Highly experienced back end developer, with experience in working on Government or Defence applications (DV Cleared) Experienced developer within Java, TypeScript, JavaScript and/or Python Build solutions More ❯