to build smarter, faster, AI-driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior BackendDeveloper to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture. This role is ideal for someone … experienced in backend API development and working with modern data infrastructure. At Ask BOSCO® , we're on a mission to help brands spend smarter with our award-winning predictive analytics platform. As our Senior BackendDeveloper you won't just write code - you'll shape the future of a high-growth MarTech product, lead technical strategy, and … voice matters, your technical brilliance is valued, and your work directly influences product growth and innovation, we'd love to hear from you. The Role at a Glance: Senior BackendDeveloper Hybrid - Leeds HQ 1–2 Days per Week £70,000 - £90,000 DOE Plus Benefits: including a 4-day week – we work smarter so that we can More ❯
bradford, yorkshire and the humber, united kingdom
RecruitmentRevolution.com
to build smarter, faster, AI-driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? We are seeking a Senior BackendDeveloper to support the development of our AI-driven marketing platform, with a strong focus on performance, scalability, and data pipeline architecture. This role is ideal for someone … experienced in backend API development and working with modern data infrastructure. At Ask BOSCO® , we're on a mission to help brands spend smarter with our award-winning predictive analytics platform. As our Senior BackendDeveloper you won't just write code - you'll shape the future of a high-growth MarTech product, lead technical strategy, and … voice matters, your technical brilliance is valued, and your work directly influences product growth and innovation, we'd love to hear from you. The Role at a Glance: Senior BackendDeveloper Hybrid - Leeds HQ 1–2 Days per Week £70,000 - £90,000 DOE Plus Benefits: including a 4-day week – we work smarter so that we can More ❯
London, Prince's, United Kingdom Hybrid / WFH Options
XIST4 IT Recruitment Ltd
Backend Integration Developer – Modern PHP, APIs, Cloud Hybrid: Two days in our client's London office and three days working from home. On Monday morning, you might be refining an API connection between a collections database and a public-facing platform. By Wednesday, you could be writing a PHP 8.2 script to automate image processing for a new … exhibition launch. Friday afternoon? Testing out an AI tool to help curators search archive materials faster. That’s the reality of life as a Backend Integration Developer here. No two weeks look the same. The mix of backend software development, systems integration, and cloud infrastructure work means you’ll constantly be learning, solving problems, and collaborating with … colleagues from across the organisation. This is a fantastic opportunity for a technically adaptable developer to join a nationally respected cultural institution with an ambitious digital vision. You’ll work on varied and meaningful projects; from API-driven integrations to AI experimentation - helping to shape a modern, secure, and scalable technology environment. You’ll operate in a multi-platform More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
Xist4
Backend Integration Developer – Modern PHP, APIs, Cloud Hybrid: Two days in our client's Manchester office and three days working from home. On Monday morning, you might be refining an API connection between a collections database and a public-facing platform. By Wednesday, you could be writing a PHP 8.2 script to automate image processing for a new … exhibition launch. Friday afternoon? Testing out an AI tool to help curators search archive materials faster. That’s the reality of life as a Backend Integration Developer here. No two weeks look the same. The mix of backend software development, systems integration, and cloud infrastructure work means you’ll constantly be learning, solving problems, and collaborating with … colleagues from across the organisation. This is a fantastic opportunity for a technically adaptable developer to join a nationally respected cultural institution with an ambitious digital vision. You’ll work on varied and meaningful projects; from API-driven integrations to AI experimentation - helping to shape a modern, secure, and scalable technology environment. You’ll operate in a multi-platform More ❯
Duxford, Heathfield, Cambridgeshire, United Kingdom Hybrid / WFH Options
XIST4 IT Recruitment Ltd
Backend Integration Developer – Modern PHP, APIs, Cloud Hybrid: Two days in our client's Duxford office and three days working from home. On Monday morning, you might be refining an API connection between a collections database and a public-facing platform. By Wednesday, you could be writing a PHP 8.2 script to automate image processing for a new … exhibition launch. Friday afternoon? Testing out an AI tool to help curators search archive materials faster. That’s the reality of life as a Backend Integration Developer here. No two weeks look the same. The mix of backend software development, systems integration, and cloud infrastructure work means you’ll constantly be learning, solving problems, and collaborating with … colleagues from across the organisation. This is a fantastic opportunity for a technically adaptable developer to join a nationally respected cultural institution with an ambitious digital vision. You’ll work on varied and meaningful projects; from API-driven integrations to AI experimentation - helping to shape a modern, secure, and scalable technology environment. You’ll operate in a multi-platform More ❯
Duxford, Cambridge, Cambridgeshire, England, United Kingdom Hybrid / WFH Options
Xist4
Backend Integration Developer – Modern PHP, APIs, Cloud Hybrid: Two days in our client's Duxford office and three days working from home. On Monday morning, you might be refining an API connection between a collections database and a public-facing platform. By Wednesday, you could be writing a PHP 8.2 script to automate image processing for a new … exhibition launch. Friday afternoon? Testing out an AI tool to help curators search archive materials faster. That’s the reality of life as a Backend Integration Developer here. No two weeks look the same. The mix of backend software development, systems integration, and cloud infrastructure work means you’ll constantly be learning, solving problems, and collaborating with … colleagues from across the organisation. This is a fantastic opportunity for a technically adaptable developer to join a nationally respected cultural institution with an ambitious digital vision. You’ll work on varied and meaningful projects; from API-driven integrations to AI experimentation - helping to shape a modern, secure, and scalable technology environment. You’ll operate in a multi-platform More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Xist4
Backend Integration Developer – Modern PHP, APIs, Cloud Hybrid: Two days in our client's London office and three days working from home. On Monday morning, you might be refining an API connection between a collections database and a public-facing platform. By Wednesday, you could be writing a PHP 8.2 script to automate image processing for a new … exhibition launch. Friday afternoon? Testing out an AI tool to help curators search archive materials faster. That’s the reality of life as a Backend Integration Developer here. No two weeks look the same. The mix of backend software development, systems integration, and cloud infrastructure work means you’ll constantly be learning, solving problems, and collaborating with … colleagues from across the organisation. This is a fantastic opportunity for a technically adaptable developer to join a nationally respected cultural institution with an ambitious digital vision. You’ll work on varied and meaningful projects; from API-driven integrations to AI experimentation - helping to shape a modern, secure, and scalable technology environment. You’ll operate in a multi-platform More ❯
Manchester, North West, United Kingdom Hybrid / WFH Options
Transparent Technology
Backend JavaScript Developer (Vanilla JS/TypeScript) - Fully Remote - Permanent - £40,000 - £70,000 DOE + Benefits - Sports Media & Online Publishing We are working with a successful and growing sports media and online publishing company that is expanding its digital platforms. They are looking for a talented Backend JavaScript/TypeScript Developer to join their small … a well-established brand in the sports media space, where your work will directly shape how millions of fans consume digital content. What you'll be working on: Developing backend systems using Vanilla JavaScript and TypeScript Building a brand-new video streaming player from scratch Delivering multiple greenfield projects across publishing and digital media Working in a small, agile … greenfield projects where you'll shape architecture from the ground up Supportive and collaborative team culture Career growth within a leading sports media brand This role would suit a Backend JavaScript/TypeScript Developer, Vanilla JS Engineer, or TypeScript BackendDeveloper who wants to make a real impact in building new products. If you're passionate More ❯
BackendDeveloper (Node.js) Overview Our clients technology powers thousands of retail websites, providing tools to help clients retain users and gain valuable analytical insights.They are seeking a talented Node.js BackendDeveloper with a strong background in serverless architecture, MySQL, distributed systems, infrastructure as code, and extensive AWS experience. As a key member of their development team … you will be responsible for building and maintaining high-performance, scalable backend systems. Your role will include designing, developing, and maintaining cutting-edge backend solutions, as well as mentoring junior developers. Responsibilities Design and implement serverless backend solutions using Node.js, MySQL, and AWS technologies. Develop and maintain APIs and microservices to support various applications. Collaborate with cross … functional teams to gather requirements and propose effective solutions. Stay updated with emerging technologies and trends in backend development and AWS services. Document technical specifications, architectural decisions, and codebase to ensure knowledge sharing and system reliability. Optimise database schemas, queries, and indexes for efficient data storage and retrieval. Implement caching strategies to enhance system performance and reduce latency. Required More ❯
Senior BackendDeveloper Capital Pay Software Solutions Ltd Promoting world class payment solution systems to global audiences Capital Pay Software Solutions Ltd is advancing its capabilities by enhancing its Payment Aggregator Platform. This strategic initiative is crucial to our international operations, designed for optimal flexibility and adaptability across diverse markets. We are seeking highly skilled and motivated professionals … secure and scalable FinTech solutions, we encourage you to connect with us. Join Capital Pay International in driving innovation in the global payment landscape. We are seeking a Senior BackendDeveloper with extensive experience in the FinTech industry, specifically in building secure and robust solutions. The ideal candidate will be a technical leader, capable of designing and implementing … the core architecture of our payment aggregation platform. Key Responsibilities: Lead the design and development of the core backend architecture, including the API gateway, transaction management layer, and merchant management layer. Select and implement appropriate technologies from our stack, which includes python, Node.js, or Jave for programming languages; Django, Express.js, or Spring Boot for frameworks; and PostgreSQL or MySQL More ❯
Senior BackendDeveloper Capital Pay Software Solutions Ltd Promoting world class payment solution systems to global audiences Capital Pay Software Solutions Ltd is advancing its capabilities by enhancing its Payment Aggregator Platform. This strategic initiative is crucial to our international operations, designed for optimal flexibility and adaptability across diverse markets. We are seeking highly skilled and motivated professionals … secure and scalable FinTech solutions, we encourage you to connect with us. Join Capital Pay International in driving innovation in the global payment landscape. We are seeking a Senior BackendDeveloper with extensive experience in the FinTech industry, specifically in building secure and robust solutions. The ideal candidate will be a technical leader, capable of designing and implementing … the core architecture of our payment aggregation platform. Key Responsibilities: Lead the design and development of the core backend architecture, including the API gateway, transaction management layer, and merchant management layer. Select and implement appropriate technologies from our stack, which includes python, Node.js, or Jave for programming languages; Django, Express.js, or Spring Boot for frameworks; and PostgreSQL or MySQL More ❯
Northwich, Cheshire, United Kingdom Hybrid / WFH Options
Adria Solutions Ltd
C# BackendDeveloper (x2) My Client is looking for two experienced C# Backend Developers to join a growing technology team. You'll play a vital role in building scalable, high-performance APIs and services to support critical platforms in a fast-paced, agile environment. Key Responsibilities: Develop and maintain backend systems using C#, .NET Collaborate with … frontend, mobile, and product teams to deliver end-to-end solutions Write clean, testable code and support CI/CD practices Ensure performance, reliability, and security across backend components Participate in code reviews and design discussions Key Skills: Strong experience in C# and .NET Core Experience with RESTful APIs, SQL Server, and Entity Framework Exposure to cloud platforms (Azure … of software architecture and system integration Bonus: Knowledge of microservices or event-driven architectures Benefits: Remote working Excellent career and progression Flexible working Interested? Please Click Apply Now! C# BackendDeveloper (x2 More ❯
you have the freedom to work as you please - all that matters is execution. Join us and help lay the foundation for a decentralized future. Currently looking for: Senior BackendDeveloper Remote Key responsibilities As a senior BackendDeveloper, you will be a part of the team that works on the development of the backend … provide the most professional trading experience for customers. These are developed and deployed using agile methodologies, to ensure the user experience remains the best in the industry. Scalability - all backend services that power Bitfinex platform must remain effortlessly smooth, responsive, and real-time for customers as the platform continues to scale to accommodate new user growth. A good example … are the renown Bitfinex API, the most solid, low-latency and complete in our industry. Security - Bitfinex makes Security its most important feature. The Backend Development team is responsible for building all the API services and backend processes with the highest security principles and standard, in order to protect the safety of the entire user base. Exceptional Node More ❯
Liverpool, Lancashire, United Kingdom Hybrid / WFH Options
The Acorn Group
We're looking for a passionate Senior BackendDeveloper who thrives on solving complex problems and building systems that scale. You'll be at the forefront of creating next-generation backend services that genuinely make a difference for our customers and business. In this role, you'll have the freedom to lead, the support to grow, and … have the best tools. That's why you'll have top-of-the-range equipment and a workspace designed for creativity, collaboration, and getting things done. Job Title: Senior BackendDeveloper Location: Liverpool City Centre on a hybrid working basis Salary: £65,000-£75,000 depending on experience What You'll Do Build and maintain scalable microservices in More ❯
The Opportunity We're looking for a talented Senior BackendDeveloper to join a purpose-driven tech team that creates solutions making a real difference in people's lives. This is more than just a job, it's a chance to shape systems that support individuals and organisations across the UK and Ireland. The Role As a Senior … BackendDeveloper, you'll be a founding member of a newly formed cross-functional engineering team. You'll play a key role in setting the tone for the team's culture, practices, and success. Your technical expertise will shape our architecture and support business-critical applications. This is a highly collaborative role suited to someone with a passion … for software craftsmanship and continuous improvement. Key Responsibilities Enhance features and functionality of core products Design and implement scalable backend systems using C# (.NET 5+ preferred) Write clean, maintainable, and testable code using TDD/BDD principles Create and maintain RESTful and GraphQL APIs Collaborate with POs, BAs, and stakeholders to define solutions Mentor junior developers and promote best More ❯
The Opportunity We're looking for a talented Senior BackendDeveloper to join a purpose-driven tech team that creates solutions making a real difference in people's lives. This is more than just a job, it's a chance to shape systems that support individuals and organisations across the UK and Ireland. The Role As a Senior … BackendDeveloper, you'll be a founding member of a newly formed cross-functional engineering team. You'll play a key role in setting the tone for the team's culture, practices, and success. Your technical expertise will shape our architecture and support business-critical applications. This is a highly collaborative role suited to someone with a passion … for software craftsmanship and continuous improvement. Key Responsibilities Enhance features and functionality of core products Design and implement scalable backend systems using C# (.NET 5+ preferred) Write clean, maintainable, and testable code using TDD/BDD principles Create and maintain RESTful and GraphQL APIs Collaborate with POs, BAs, and stakeholders to define solutions Mentor junior developers and promote best More ❯
Job Title:Software Engineer( BackendDeveloper) Location:London Contract: 6 Months with potential extension (Inside IR35) Commute- Max 2 days in office Payrate : £63 - £84 Per Hour Inside IR35 About the Role We are seeking a Software Engineer (BackendDeveloper) for the FinTech business unit of a leading global digital travel platform. This role involves building … stakeholders What You'll Do Design, build, and maintain scalable microservices that power our compliance platforms. Develop tools and systems for sanctions screening, transaction monitoring, and regulatory reporting. Optimize backend processes for performance, reliability, and data integrity. Enhance tooling, analytics, and reporting used by internal compliance stakeholders. Collaborate with cross-functional teams to understand regulatory processes and deliver technical More ❯
re just getting started. Our HQ? Zürich's iconic Bahnhofstrasse, a fitting home for a company redefining how businesses operate. Ready to build the future? Join blp today. About Backend at BLP Digital We are a rapidly growing ETH and HSG spin-off, and our AI-enabled product revolutionises ERP automation. Our team is heavily focused on engineering, which … for those who eager to excel. Do you want to apply your skills within a collaborative team, working on complex challenges using the latest technology? Job Summary As Senior BackendDeveloper, you will work on our advanced web services. You are an independent and solution-oriented developer, who enjoys working on deployed client solutions under sometimes tight … deadlines. You are an expert in Go, relational databases, and like to do unit testing. You assume ownership and thrive working in a motivated team. Job Summary As Senior BackendDeveloper , you will work on our advanced web services. You are an independent and solution-oriented developer, who enjoys working on deployed client solutions under sometimes tight More ❯
culture rewards self-starters and those who are committed to doing what is best for our customers. Location: Hybrid - London We are seeking a skilled and motivated Server-Side Developer to work on our Platform. It is a custom-built online quote, bind and formal documentation issuance platform, that also offers a range of analytics to assist with underwriting … performance, and scalability. Troubleshoot and debug server issues, providing timely solutions. Implement security and data protection measures. Keep up to date with emerging trends, technologies, and best practices in backend development. About you: Experience as a BackendDeveloper or similar role. Proven high proficiency in ASP.NET, .NET (C#), and SQL. Experience with backend frameworks and libraries. More ❯
Join the Tech Powerhouse Behind Next-Gen iGaming Platforms! Are you a seasoned backend engineer ready to tackle the complex world of real-time, high-frequency data exchange ? Our client, a fast-growing B2B iGaming platform provider in Malta, is building the future of Sports Exchange services -and they need top engineering talent to make it happen. About the … Role We're looking for a senior backenddeveloper (language agnostic) with deep knowledge in designing high-performance, distributed systems . You'll work in a core product team focused on building scalable, event-driven architectures that power millions of transactions across casino, sportsbook, and exchange products. This is a strategic, high-impact role in a team responsible … Jetstream Datastores: Redis, ClickHouse, PostgreSQL, MongoDB Cloud & Infra: Docker, Kubernetes, CI/CD pipelines Architecture: Microservices, real-time APIs, event-driven systems What You'll Do Architect and develop backend systems for real-time sports exchange services Design high-throughput, low-latency services Work with cross-functional teams to deliver reliable and scalable solutions Lead code reviews, system design More ❯
k + Benefits 2 days on site in North London 3 days remote I am recruting for a talented and driven Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software solutions. As a Backend Engineer, you will work closely with cross-functional teams, including engineering, product management, design, and quality assurance … features by working alongside engineering, product management, design, and QA teams. Promote best practices : Advocate and enforce coding standards, architectural patterns, and best practices. Your in-depth knowledge of backend technologies will help guide and support your peers, ensuring high-quality code. Automation and process improvement : Increase development efficiency, reliability, and scalability by creating automated processes that streamline workflows. … with Flask, FastAPI, or similar frameworks). Expertise in designing architectures that meet scalability, reliability, and security goals. Strong problem-solving skills, particularly in product development. Solid understanding of backend best practices, coding standards, and architectural patterns. Experience in automating builds (CI/CD), feature flags, and automated testing. Bonus Skills: Experience with message-driven systems (e.g., Google Pub More ❯
West London, London, United Kingdom Hybrid / WFH Options
Liberty Recruitment Group
The Liberty Recruitment Group is excited to be working in partnership with a leading Tech-enabled Analytics Consultancy based in London, who are looking for a Senior BackendDeveloper to join their award-winning Insurance division. As part of a mixed technical team including back-end developers, testers, front-end developers and actuarial data scientists, youd be working More ❯
The Liberty Recruitment Group is excited to be working in partnership with a leading Tech-enabled Analytics Consultancy based in London, who are looking for a Senior BackendDeveloper to join their award-winning Insurance division. As part of a mixed technical team including back-end developers, testers, front-end developers and actuarial data scientists, you d be More ❯
London, Manchester Square, United Kingdom Hybrid / WFH Options
Liberty CL Recruitment
The Liberty Recruitment Group is excited to be working in partnership with a leading Tech-enabled Analytics Consultancy based in London, who are looking for a Senior BackendDeveloper to join their award-winning Insurance division. As part of a mixed technical team including back-end developers, testers, front-end developers and actuarial data scientists, you’d be More ❯
Backend Software Engineer Bristol £50 - 70,000 (doe) Are you a talented and motivated Backend Software Engineer looking for an exciting opportunity to work on mission-critical financial systems? As a Backend Software Engineer, you will play a crucial role in building and maintaining the software systems that support our middle and back-office operations. You will … facilitating risk monitoring, and streamlining compliance and trade reconciliation processes. This role is ideal for someone who enjoys working on core operational infrastructure. Experience required: Proficiency in Python for backend development and data processing. Strong understanding of SQL, relational databases, and query optimization. Experience working with cloud platforms (AWS). Familiarity with Git and CI/CD workflows (GitHub … you are looking for a challenging and rewarding opportunity to utilize your skills in a dynamic and innovative environment, then we invite you to apply for the position of Backend Software Engineer. Join our team and make a significant impact in the world of financial operations More ❯