1 to 25 of 52 Backend Developer Jobs in London

Backend Developer/Software Engineer (C# .Net SQL) London to 85kAre you a data savvy Backend Developer with strong C# and SQL skills? You could be progressing your career at a hugely successful Asset Manager.The company has recently acquired a competitor and as a result there … s lots of analysis and development work to integrate the two systems. As a Backend Developer you'll be carrying out complex data analysis and developing C# and SQL trading systems as part of a collaborative Agile team.WFH Policy:There's a remote interview and onboarding process, following … that you'll join the team in London 2-3 days a week in a hybrid work from home model.Requirements:You have strong backend C# .Net development skillsYou have strong SQL skillsYou have a good knowledge of Computer Science fundamentals such as OOP, Data Structures, Design Patterns, AlgorithmsYou're more »

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 »

C# Backend Developer FintechTech: C#, concurrent .NET code,TCP/IP and websockets, SQLChallenge: Greenfield Trading platform, API development, industry specific challengesFirm: Well-known Commodity Trading Software Firm, City of London, 40 man flat Dev TeamPay: 80k, 20% Bonus- 750 training budget, Pension, Life/Health, Some Flex … WorkingC# Backend Developer FintechQuant is urgently looking for a junior and senior C# Software Engineer to join our high profile client.Current challenges greenfield trading platform development and Integration to other platformsOur client is a well known commodity trading platform.The environment is that of Facebook or Google, relaxed open 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 »

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 »

C# Backend DeveloperTech: C#, concurrent .NET code,TCP/IP and websockets, SQLChallenge: Greenfield Trading platform, API development, industry specific challengesFirm: Well-known Commodity Trading Software Firm, City of London, 40 man flat Dev TeamPay: 85k, 20% Bonus- 750 training budget, Pension, Life/Health, Some Flex WorkingC# Backend Developer FintechQuant is urgently looking for a junior and senior C# Software Engineer to join our high profile client.Current challenges greenfield trading platform development and Integration to other platformsOur client is a well known commodity trading platform.The environment is that of Facebook or Google, relaxed open with time 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 »

BACKEND/API DEVELOPERREMOTEPERMANENTUP TO 90,000Backend developers, are you looking to build cutting edge software in an incredible innovative company?Paratus People have recently joined up with an leading software house as they look to build out their development team, offering fully remote work and a fantastic salary.You … d take on this challenge as a Backend Developer, working with Golang to build APIs and write the code on the back end of their applications.You’re the right fit for this role if you’re an expert developer with strong experience in Go and a keen more »

We are looking for a Senior Backend Developer to work within the transport sector. Location: Hybrid working - London About the role : You will be responsible for development and enhancements to APIs to provide data and functionality to support the native development of the mobile application. Essential Skills: The … ideal candidates will have a proven Senior Backend Development background, with the following skills/experience: Experience of Azure DevOps CI/CD Pipelines, C# .Net Core, ASP.NET Core, Azure Service Bus, Redis Cache, React, Typescript, JavaScript, CSS, HTML, PowerShell, Microsoft SQL Server, XML, Agile Scrum, Azure Cloud, Azure more »

One of our public sector clients requires a Backend Developer to assist with an ongoing project. You will be responsible for making upgrades to an existing application using Microsoft Azure. Skills and experience required: Expert in deploying and maintaining high traffic APIs. Expert in investigating and diagnosing production 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 »

INFOPosition: Senior Backend Engineer (Python)Location: London, Hybrid (Twice per week in Office)Salary: Up to 90,000 + BenefitsDelve into the realm of Knowledge Management and Advanced AI with us. Our company specializes in crafting cutting-edge platforms catered to the unique needs of the financial services industry. … actionable insights for our clients on various facets within the financial services domain, including companies, markets, individuals, and topical trends.Role and Responsibilities: As a Backend Engineer, your mandate will encompass a diverse array of responsibilities, including but not limited to:Immersing yourself in the intricacies of our internal ecosystem … the creation and fortification of APIs, crucial lifelines for our clientele composed primarily of financial institutions with stringent data security requirements.Crucial Requirements:Mastery of Backend development utilizing Python, showcasing your prowess in crafting robust, scalable solutions.Proficiency in navigating cloud platforms, with a preference for expertise in AWS.Thorough comprehension of more »

💻 - Senior Software Engineer 💼 - London (Office Based) 💰 - Up to £80,000 D.O.E Digital Waffle is on the lookout for a Senior Software Engineer to Join a SaaS company. You will have expertise in C#, .NET Core, React, JavaScript, Azure, and SQL. 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 »