20 of 20 Senior Backend Developer Jobs in the UK

from leading professionals in the industry. If you're excited about partaking in shaping the narrative of decentralized finance, you'll feel right at home We're looking for: Senior Backend Developer The Role: As a senior Backend Developer, you will be a part of the team that works on the development of the … backend components of all Bitfinex Services (main trading application, Lightning Network support, Blockchain integrations, etc.). This includes: New Products and Features - Bitfinex continuously strives to create innovative new features in order to 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 is the Bitfinex API, the most solid, low-latency and complete in our industry. Security - Bitfinex makes Security its most important feature. The Backend Development More ❯

The Opportunity We're looking for a talented Senior Backend Developer 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 Backend Developer, 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 More ❯

Senior Backend Developer Salary: Up to £90,000 per annum Client: Leading Data Centre Provider We're working with a well-established Data Centre Provider to recruit a highly experienced Senior Backend Developer. This is a remote role open to UK-based candidates, offering the chance to work on large-scale systems that support critical … national infrastructure. This is an excellent opportunity for a seasoned backend engineer with deep expertise in Node.js and TypeScript, who enjoys architecting scalable solutions and working with modern cloud technologies. You'll be responsible for designing and building high-performance backend applications, contributing to the development of internal tools and processes, and ensuring code quality through testing and … documentation. You'll also help shape technical standards and collaborate closely with other teams across the business. Key Responsibilities Architect and develop scalable backend systems for enterprise-level applications Build and maintain robust Node.js services using TypeScript Optimise SQL queries and database performance Deploy and manage applications in cloud environments Customise build and development tools to suit project needs More ❯

Senior Backend Developer Salary: Up to £90,000 per annum Client: Leading Data Centre Provider We're working with a well-established Data Centre Provider to recruit a highly experienced Senior Backend Developer. This is a remote role open to UK-based candidates, offering the chance to work on large-scale systems that support critical … national infrastructure. This is an excellent opportunity for a seasoned backend engineer with deep expertise in Node.js and TypeScript, who enjoys architecting scalable solutions and working with modern cloud technologies. You'll be responsible for designing and building high-performance backend applications, contributing to the development of internal tools and processes, and ensuring code quality through testing and … documentation. You'll also help shape technical standards and collaborate closely with other teams across the business. Key Responsibilities Architect and develop scalable backend systems for enterprise-level applications Build and maintain robust Node.js services using TypeScript Optimise SQL queries and database performance Deploy and manage applications in cloud environments Customise build and development tools to suit project needs More ❯

Senior Backend Developer Location: UK remote Salary: Up to £95,000 (D.O.E) + benefits Fruition Group working with a leading Insurtech unicorn on a mission to transform the insurance industry. Their products have already generated millions in revenue, and now they're investing heavily in new innovations that will shape the sector for years to come. This … is an exciting opportunity for a motivated Senior Engineer who wants to grow in a high-performing, forward-thinking business. As a Senior Backend Engineer, you'll play a central role in building and scaling the systems that power their insurance platform. You'll focus on developing Python-based cloud microservices (FastAPI preferred), contributing to the architecture More ❯

Senior Backend Developer Location: UK remote Salary: Up to £95,000 (D.O.E) + benefits Fruition Group working with a leading Insurtech unicorn on a mission to transform the insurance industry. Their products have already generated millions in revenue, and now they're investing heavily in new innovations that will shape the sector for years to come. This … is an exciting opportunity for a motivated Senior Engineer who wants to grow in a high-performing, forward-thinking business. As a Senior Backend Engineer, you'll play a central role in building and scaling the systems that power their insurance platform. You'll focus on developing Python-based cloud microservices (FastAPI preferred), contributing to the architecture More ❯

pursuit of career success. Our extensive network, personalized approach, and supportive guidance ensure that you're in the best hands to find your next job opportunity. Job Title: Remote Senior Backend Developer ( 100% Work From Home) Location: Remote from Latin America, hybrid in Mexico City preferred Position Type: Full-time Salary :$90,000 - $140,000 USD/… shape the future of digital payments. This is a full-time position, with a preference for candidates located in Mexico City, though remote work will be considered. As a Senior Backend Developer for our client, the individual will focus on the development of critical payment solutions utilized by major Mexican businesses. They will contribute to a dynamic More ❯

We’re seeking a topflight Senior Backend Developer with a strong software engineering background including 5+ years majoring in writing Backend applications using Python and Django (Rest Framework). The Senior Backend Developer will be joining a top-flight team of 45 at a world-class healthcare scaleup to help scale a native … of complexity. Proactively respond to analytics to ensure our products are robust and meet users’ needs Take technical ownership of areas of product Requirements: 5+ years of experience writing Backend applications using Python and Django (Rest Framework)or related frameworks, e.g. Flask, FastAPI or similar Good understanding of ORM (either Django or SQLAlchemy) Good understanding of Python Unit Testing 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 Backend Developer 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 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 Backend Developer 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 More ❯

SThree are pleased to announce we're recruiting for a talented Senior Java Backend Developer to join & guide our excellent team based in our fantastic office space located in 8 Bishopsgate, London. SThree are building a new candidate digital experience to manage the interactions that candidates and contractors have with SThree. The first part of this journey More ❯

Are you a Back End Java Developer with experience within the iGaming and Gambling sector looking for a new and exciting challenge? BENEFITS : up to £95k depending on experience, fully remote, excellent benefits packageYou will be joining a rapidly expanding company within the iGaming sector, who are committed to providing top-tier gaming experiences to players around the world. … And are recognised among the top brands within our market, blending sports betting and online casino entertainment on a cutting-edge, custom-built platform. You will be a skilled Senior Java Backend Developer who is a self-motivated professional with a strong track record and a passion for excellence. You'll play a key role in developing … Your contributions will help deliver high-quality applications and services, reinforcing the company’s position as an industry leader. Core Responsibilities Work closely with the team to implement complex backend logic and platform solutions. Write clean, scalable, and maintainable code, adhering to industry best practices. Stay updated on the latest Java frameworks, libraries, and development techniques. Translate business needs More ❯

Are you a Back End Java Developer with experience within the iGaming and Gambling sector looking for a new and exciting challenge? BENEFITS : up to £95k depending on experience, fully remote, excellent benefits package. You will be joining a rapidly expanding company within the iGaming sector, who are committed to providing top-tier gaming experiences to players around the … and are recognised among the top brands within our market, blending sports betting and online casino entertainment on a cutting-edge, custom-built platform. You will be a skilled Senior Java Backend Developer who is a self-motivated professional with a strong track record and a passion for excellence. You'll play a key role in developing … Your contributions will help deliver high-quality applications and services, reinforcing the company's position as an industry leader. Core Responsibilities Work closely with the team to implement complex backend logic and platform solutions. Write clean, scalable, and maintainable code, adhering to industry best practices. Stay updated on the latest Java frameworks, libraries, and development techniques. Translate business needs More ❯

the public-sector, Methods is now building a significant private sector client portfolio. Methods was acquired by the Alten Group in early 2022. Methods is currently recruiting for a Senior Back End Developer to join our team on a permanent basis. This role will be based on-site. Role: We are looking for a highly skilled Senior Back-End Developer to join our team. The ideal candidate will have a strong background in Python and SQL, with extensive experience in developing and maintaining robust backend systems. You will work closely with our front-end developers, data engineers, and product managers to build scalable and efficient applications that meet the needs of our users. Your … with cross-functional teams using Jira and Confluence to track progress and share knowledge. Monitor and improve system performance with Prometheus and Grafana . Requirements: Proven experience as a Senior Back-End Developer or similar role. Strong proficiency in Python and SQL . Extensive experience with frameworks and libraries: Django , Flask , FastAPI , Asyncio , Aiohttp , and SQLAlchemy . Demonstrated More ❯

Senior Back End Developer (Laravel/Shopify)Up to £75,000 P.A (DOE) Full-time, permanent Peterborough (Hybrid) In a nutshell... We have partnered with a fast-growing and innovative tech business in the Peterborough who are looking for a Senior Back End Developer with extensive Laravel experience to join their talented team. This is a … customer support platforms (Gorgias, Zendesk, Intercom). Knowledge of containerisation (Docker), CI/CD pipelines, and real-time features. Contributions to open-source Laravel or Shopify projects. Tech Stack Backend: Laravel, PHP, MySQL Frontend: Livewire, Alpine.js, Tailwind CSS Cloud: AWS (SQS, S3, Lambda, EC2) Integrations: Shopify API, Stripe, Recharge, Klaviyo, Gorgias Tools: Laravel Horizon, Telescope, Sanctum, Cashier Queue: Redis … the dynamic Shopify ecosystem. You'll be part of a collaborative team, working on complex customer analytics, loyalty programs, and real-time features with huge progression opportunities. Should this Senior Back-End Developer role be of interest. Then please apply or get in touch with one of our representatives for further information. 3Sixty Resourcing Ltd is an independent More ❯

Our client, an award winning web & digital agency with an exciting and elite client base, is looking for a full-stack developer with extensive experience in creative agencies and a diverse skill set. The ideal candidate should have a proven track record of delivering innovative bespoke campaign projects with exceptional user experience. Proficiency in modern frameworks and the ability … including Vue.js, NuxtJs, ReactJS, and Next.js. The successful candidate will work on high-profile projects for world-famous music artists and brands, across multiple platforms. You will be a senior developer who enjoys a challenge, possesses a wide range of hands-on technical abilities, and is determined to overcome technical hurdles. You should be a proactive problem solver More ❯

Backend Typescript Software Engineer ideally with a strong Computer Science academic background required to join a cloud services development team working on an industrial workflow and process management system that enables clients to monitor and proactively manage business process’. You will join an existing application development team in a very much hands on role, the ideal candidate will More ❯

Sick of maintaining legacy systems and itching to build something from scratch? Here’s your chance to work on greenfield projects with the latest tech, where your ideas actually matter and your skills grow every day. You’ll join a 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 ❯

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 ❯