1 to 25 of 41 Permanent Backend Developer Jobs in London

Senior Backend Developer Luminary is looking for a Senior Backend Developer who can architect and build stable, scalable, and secure APIs to support our growth. We are looking for an accomplished senior backend developer proficient in Node.js and SQL/NoSQL databases to join … Your expertise and insight will be instrumental in scaling our operations and realising our ambitious vision within the music tech industry. As a Senior Backend Developer at Luminary, you will work closely with Platform developers and clients of your APIs and report directly to the Platform Director. Working … primarily on our Node.js, AWS-hosted stack, you will own Platform APIs and database design and lead the way to a best-in-class backend architecture. We do sprints and standups, communicate frequently, support each other, value each other’s opinions, and constantly strive to improve our working environment more »

Job Title: Backend Developer - Blockchain Location: Remote Salary: Up to 60K (DOE) About Us: My client is a leading blockchain technology company dedicated to revolutionizing industries through the power of decentralized systems. They specialize in creating innovative solutions that enhance security, transparency, and efficiency across various sectors. The … of passionate individuals who thrive on pushing the boundaries of what's possible with blockchain technology. Position Overview: My client is seeking a talented Backend Developer with expertise in Solidity, Rust, Java, Golang, and a strong understanding of blockchain technology. As a member of our development team, you … and maintaining blockchain-based applications and protocols that drive the future of decentralized systems. Responsibilities: Collaborate with cross-functional teams to design and develop backend solutions for blockchain-based applications. Write clean, efficient, and maintainable code in Solidity, Rust, Java, and Golang. Implement smart contracts and decentralized applications (dApps more »

Senior Backend Developer (Python/Flask) - London/Remote - £75,000🚀 We are exclusively working with our client who are an award winning global consultancy, they are looking to hire a Backend Developer to work within their Digital team. The Digital Team operates like a start … excellence along with the comfort of fantastic job security. You will be working in a cross-functional team made up of passionate frontend and backend developers, product owners, UX/UI designers, and platform engineers. They have several projects, including a new greenfield project in which you will play … a key part in working on their Python backend services, using Flask. Their tech stack: ▪ Python 3 (Flask/FastAPI), Golang, Postgres ▪ Docker, Kubernetes ▪ GitHub Enterprise Cloud, Slack, Google Cloud Platform, Datadog Requirements: - Python developer with 5+ years commercial experience - Experience building modern web applications, preference is REST more »

Senior Backend Developer | £85,000 + Bonus (Hybrid - London) | Node.js 💻 Senior Backendnd Developer 💰 Up to £85,000 p/a + Bonus 🌍 18m+ Customers in 20+ countries worldwide 🚀 Market Leader - 5 year modernisation plan ⚙️ Preferred Tech: Node.js; TypeScript; Kubernetes; AWS 📍 The Company: I’m working with a … platform, increase their product portfolio, and enhance their international expansion. That’s where you come in! 💼 The Role: They are currently seeking a Senior Backend Engineer to join a brand-new team dedicated to this exciting transformation. In this role, you'll play a pivotal part in expanding the … and B2C customers. Across the company there are circa 45 developers, with each team possessing up to 6 developers with either a frontend or backend focus, with a Product Owner, BA, Tester and Scrum Master. These horizontal teams are key for their architectural sanctity as they continue to grow more »

Senior Backend Developer 1-year contract Inside IR35 - £450 per day East London location 2 days per week onsite Our client has developed a real-time travel app, the app launched on iOS devices in August 2020 and on Android in December 2020. The first phase included multi … 4.7 and 4.4 respectively in the Apple and Android app stores. With this new workload in mind, we are looking to find a Senior Backend Developer to join on an initial 1-year contract. To be considered for this role you need to demonstrate proven experience in the … working on complex and large-scale, cloud-based systems and unified API’s over the past 5 years Technical Skillset needed: The Senior Software Developer will have expert knowledge of defining and building integrated solutions using: CI/CD Pipelines Azure DevOps C# .NET Core ASP.NET Core Microsoft SQL more »

Kotlin Backend Developer (Hybrid) – Up to £100k Spinks has collaborated with the UK's clean-tech scale up in the renewable energy and EV charging space. They are currently seeking a Kotlin Backend Developer to join their dynamic tech team based in London. What You Will … Do: Contribute to our client's backend infrastructure built in Kotlin. Ship maintainable, robust, and tested code in production. Contribute to the technology strategy and architecture by suggesting new technologies, techniques, and solutions. Collaborate with Product Owners and other team members to deliver value incrementally and regularly. Coach and more »

Backend Developer £45,000 to £55,000 London Fully Remote A great job opportunity for an experienced .NET Developer to join an innovative software company offering an employee-centric culture and excellent benefits. This position is ideal for someone who enjoys working in a collaborative environment and more »

Backend Developer Node.js/Java Script/Fintech Contract £500 P/D - (OUTSIDE IR35) We have a long-standing client of ours who are looking for a very strong backend developer to join them as they take on an architecture project of their AI product more »

Backend Developer | PHP | Laravel | up to £75k | Hyper growth property Tech FTSE 100 - Industry leader in the online property search market!! One of my long standing clients of 2023 have recently been acquired by a FTSE 100 company to propel their platform to the next level. They are … and Redis. Contributing to key technical decision making and promoting the latest and emergent technologies. Process: 3 quick stages (initial, technical chat & HR chat) Backend Developer | PHP | Laravel | up to £75k | Hyper growth property Tech more »

on the cloud using latest open-source technologies. We love to build reliable and simple solutions. We are looking for a Java/Koltin Backend Developer, motivated, efficient, that loves both coding and good practices. Here are some of the technologies used at Landytech: Backend: Kotlin, Java … You have a Bachelor's degree in Computer Science, Mathematics or any stem subject You have 4-6 years of experience as a Java Backend Developer, preferably in a start-up, fast-paced environment You have experience with designing & building business services in micro-services/cloud architecture more »

Job Role: Back-End Magento Developer Location: Remote (UK) Salary: GBP 45,000-60,000 DOE I am currently partnered with an award-winning Magento agency that has a global presence. They are looking for an enthusiastic and skilled Front End Magento Developer to join their growing team. … As a Back-End Magento Developer, you will design, develop, test, and document advanced eCommerce solutions for clients. The successful candidate will have previous experience in back-end development with Magento 2. This role allows you to work from home however, you will need to live and have the … Brand new top-of-the-range equipment And more! URGENT ROLE - IMMEDIATE INTERVIEWS - FAST OFFERS If you are interested in this Front End Magento Developer role and have experience in the technical stack above, please apply with your most up-to-date CV or get in touch on more »

Senior Back End Developer (Java, SQL, API, XML, MySQL) Working from home (Travel to Belgium once a quarter) £65,000 - £75,000 + 10% performance related bonus + 4% pension contribution + Company benefits Are you a Senior Backend Developer looking to directly contribute to the success … team, with the purpose of building and maintenance of relevant back-end systems, tailored to clients needs. This role would suit a Back End Developer looking to have the freedom to be creative and directly contribute to the success of a company working on exciting Back-End projects where … successfully on all devices Remote working with quarterly visits to office base in Europe for essential project meets and team bonding exercise THE PERSON: Backend Developer Willing to travel to Belgium once a quarter Experience Java, SQL and MySQL Familiarity with JSON and XML Key words: Java, SQL more »

Job Description Senior Backend Developer with C# .net Framework Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading … the eCommerce web and application development from a technical perspective Collaborating with the front end developer and design resource to deliver improved UI & UX A problem solver - you'll need to be able to analyse and suggest improvements to existing website features Analysing and identifying ways to automate processes … and familiar with JIRA and confluence Not afraid to challenge existing thinking in order to improve processes The Client will consider candidates with solid Backend development skills without Umbraco. The salary for this role will be in the range £50K to £80K per year depending on experience. The Client more »

Job Description Senior Backend Developer with Umbraco C# .net Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading … the eCommerce web and application development from a technical perspective Collaborating with the front end developer and design resource to deliver improved UI & UX A problem solver - you'll need to be able to analyse and suggest improvements to existing website features Analysing and identifying ways to automate processes more »

Join Our Dynamic Team as a Versatile Backend Developer! 🚀 We're Expanding Our Tech Horizon! 📍 On-Site in London 🔍 Are you passionate about building robust backend systems and eager to dive into a wide array of applications? We're looking for a talented and versatile Backend Developer to join our innovative team! This role offers the chance to work on cutting-edge projects, focusing on API connectivity and event-driven architecture that will challenge and grow your skills. Why Quadra? Introducing Quadra, a ground-breaking platform at the intersection of institutional investment and the more »

Backend WordPress Developer £35 000.00 – £50 000.00 per annum Are you ready to take your Back End WordPress development skills to the next level? A dynamic and high-performance website design and development agency based in London is currently seeking an ambitious Back End WordPress Developer to … exhilarating journey of growth and success. They aim to supercharge their capabilities, they are expanding their team and inviting an experienced Back End WordPress Developer to join them on this exciting adventure. Role Overview: As a Back End WordPress Developer, you'll play a crucial role in their … collaborative environment. Working closely with both Back End and Front End developers, you will report directly to the Lead Developer, contributing innovative ideas to enhance their projects. Key Requirements: Proficient in PHP and JS, with a solid understanding of MySQL and Rest API’s. Strong knowledge of WordPress and more »

Job Description Backend Developer (Umbraco) - Senior-level Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading the eCommerce … web and application development from a technical perspective Collaborating with the front end developer and design resource to deliver improved UI & UX A problem solver - you'll need to be able to analyse and suggest improvements to existing website features Analysing and identifying ways to automate processes working alongside more »

dynamically visualize the deal from end-to-end, enabling them to plan, execute and record the deal visually. We are looking for an experience backend developer to join our agile team. We are a well-funded technology scale-up who are transforming legal services delivery. We are at more »

Job Description Backend Java Developer - City London We are urgently looking to recruit a Java backend Developers with at least 5 years experience. Must have strong Data structures and Algorithms experience. Also experience of Spring, working with large code base, SQL, Unix etc. You should ideally have more »

creates new opportunities for driven and skilled individuals to join one of the fastest-growing consultancies globally. Job Description We are seeking an experienced Backend Java Software Developer with a strong background in the Financial Services Domain. The ideal candidate should possess a solid foundation in backend … Qualifications Bachelor’s degree in computer science, Software Engineering, or a related field (or equivalent experience). Proven experience (5+ years) working as a backend Java Developer. Strong proficiency in Java programming language , SQL and Springboot. Strong problem-solving skills with a proactive attitude towards tackling challenges. Strong understanding … methodologies and collaboration tools (e.g., Jira, Confluence). Strong understanding of Object-Oriented Analysis and Design (OOAD) principles. Experience with Spring Boot framework for backend development. Proficiency in data modelling and database design. Ability to collaborate effectively within cross-functional teams and communicate technical concepts clearly. Desirable Skills: Experience more »

Backend Software Engineer - Node.JS London office 4 days per week 1 WFH Contract hire for 6 months paying £500 - £700 per day You role will involve: ● Leading a project from architectural design, through to implementation and delivery. ● Working alongside Product, Quant Research, DevOps and other teams to design & build … succeed ● A minimum of 4+ years experience in Software Engineering ● Exceptional understanding of Javascript/Typescript ● Solid understanding of NestJS, Express or similar NodeJS backend frameworks ● Cloud Architecture & System Design (preferably AWS) ● Experience with microservices/distributed systems ● Experience with test frameworks (Jest, Cypress, Mocha, etc.) Bonuses/Great more »

First Point Group is recruiting for a Back End Software Engineer with strong Golang experience. Our client specializes in providing messaging operations and service management solutions for some of Europe’s leading telecommunication operators. This role is fully remote, with more »

Parkopedia is the world's leading connected car services provider used by millions of drivers and organisations such as Apple, Here, TomTom and 20 automotive brands ranging from Audi to Volkswagen. Parkopedia has the mission of providing the best in more »

Are you passionate about crafting robust, fault-tolerant code that powers unforgettable travel experiences? Do you thrive in an environment where innovation and collaboration are valued? If so, we have an incredible opportunity for you! About the company: We are more »

Backend Engineer (Django, Python) We are seeking an experienced Backend Engineer to help revolutionize the way professionals access knowledge. As a member of the team, you will be responsible for developing AI products that solve common pain points for professionals across various industries. Responsibilities: Develop and scale web more »