https://jobs.co.uk/jobs-results?Keyword=Senior%20Backend%20Developer&RadiusMiles=10 RSS feed for Senior Backend Developer Jobs. en-gb Fri, 25 Sep 2026 00:19:36 GMT https://jobs.co.uk/job/senior-backend-developer-inspire-people--02697ff3-fc36-42bf-9316-b7dd0e34cd68 https://jobs.co.uk/job/senior-backend-developer-inspire-people--02697ff3-fc36-42bf-9316-b7dd0e34cd68 Wed, 23 Sep 2026 11:54:45 GMT Location: Darlington | Salary: 80000.00-80000.00 Annual | Type: Permanent | Help build and operate reliable, scalable and secure digital services that support UK businesses and trade. Department for Business, Innovation, Science and Trade (BIST), in partnership with Inspire People, is seeking a Senior Backend Engineer. Whilst the team primarily develops in Python, we welcome applications from experienced backend developers with Java, C#, Go or similar object-oriented prog click apply for full job details Permanent https://jobs.co.uk/job/senior-backend-developer-rullion-managed-services--d1dc2063-da10-4ac0-8bf8-cdb6453a712e https://jobs.co.uk/job/senior-backend-developer-rullion-managed-services--d1dc2063-da10-4ac0-8bf8-cdb6453a712e Wed, 23 Sep 2026 11:54:11 GMT Location: London | Salary: 10000-500000 Annual | Type: Contract | Location: London, EC1M 6PBContract: 6 Month ContractHours: Full-time, 37 hours per weekHybrid: 1 day per week onsite in LondonRate: TBCJoin a dynamic energy provider dedicated to delivering sustainable solutions across the UK. We are looking for an enthusiastic and resourceful Senior Backend Developer who is passionate about building exceptional products and developing robust, scalable solutions.This is an initial 6-month contract, with potential for extension. The role is full-time, 37 hours per week, with one day per week onsite in London.AccountabilitiesPlay a pivotal role within the backend engineering team, helping to build cloud-based applications.Develop backend solutions using Python and AWS Cloud services.Adopt a serverless-first approach to application design.Collaborate within an Agile team alongside other backend engineers and product designers.Strategise, develop, test and deploy new features and experiments.Participate in collaborative coding practices, including pair programming and code reviews.Contribute to resolving the complexities inherent in large-scale systems and extensive datasets.Work closely with Product, Data, Front-end, Platform and Security teams.Help d... Contract https://jobs.co.uk/job/senior-backend-developer-waracle--e08d4a34-f6b4-4213-9813-6d1e8290f0d4 https://jobs.co.uk/job/senior-backend-developer-waracle--e08d4a34-f6b4-4213-9813-6d1e8290f0d4 Wed, 23 Sep 2026 11:53:45 GMT Location: London | Salary: 10000-500000 Annual | Type: Permanent | Job description Waracle are looking for a Senior Developer for an exciting new role joining our world-class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology-driven transformation. We work with ambitious clients to help them solve their biggest business and customer challenges. We help our clients to innovate and create intelligent digital products and services. We thrive on complex challenges and deliver business-critical IT transformation projects, moving seamlessly from strategy, design and delivery to operations. This is a Hybrid role working from the London office 2 days a week. As a Senior Developer at Waracle, you will play a pivotal role in shaping robust, scalable systems while fostering an inclusive environment where everyone can thrive. If you love solving complex technical puzzles, supporting peers through thoughtful mentorship, and balancing innovation with code quality, we would love to welcome you to our team. Key aspects of the role include Architectural Delivery: Designing and building end-to-end backend subsystems using Go, ensuring our codebases remain modular, maintainable, and built to scal... Permanent https://jobs.co.uk/job/senior-backend-developer-rullion-managed-services--437e7543-9a82-43f5-bb96-e952f8c913c6 https://jobs.co.uk/job/senior-backend-developer-rullion-managed-services--437e7543-9a82-43f5-bb96-e952f8c913c6 Tue, 22 Sep 2026 23:00:00 GMT Location: London | Salary: £700 - £800/day | Type: Contract | Senior Backend Developer Full-time Inside IR35 Hybrid 1 office day London Farringdon office address: 47-53 Charterhouse St, London, EC1M 6PB Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products. Initially it will be a six-month contract but there is potential for it to be extended. The role is Hybrid, with one day a week being based in their London. It is a full-time role, 37 hours per week. If this role feels right, send us your CV. Accountabilities: Playing a pivotal role in the backend engineering team, you will help to build full-stack cloud apps. You''ll be using Python and AWS Cloud services on the backend. Adopt a Server-less first approach to application design, collaborating within an agile team alongside other backend engineers and product designers. Strategize, develop, test, and deploy new features and experiments. Engage in collaborative coding practices such as pair programming and code reviews within the team. Contribute to resolving the complexities inherent in large-scale systems ... Contract https://jobs.co.uk/job/senior-backend-developer-rullion-limited--91a2ca91-9109-4ef5-8e05-d68e1f957346 https://jobs.co.uk/job/senior-backend-developer-rullion-limited--91a2ca91-9109-4ef5-8e05-d68e1f957346 Tue, 22 Sep 2026 23:00:00 GMT Location: London | Salary: £700 - £800 per day | Type: Contract | Senior Backend Developer Full-time Inside IR35 Hybrid 1 office day London Farringdon office address: 47-53 Charterhouse St, London, EC1M 6PB Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products. Initially it will be a six-month contract but there i... Contract https://jobs.co.uk/job/senior-backend-developer-rullion-managed-services--d4495523-9db9-4f00-b10a-d885e038ceeb https://jobs.co.uk/job/senior-backend-developer-rullion-managed-services--d4495523-9db9-4f00-b10a-d885e038ceeb Sun, 20 Sep 2026 23:00:00 GMT Location: Farringdon | Salary: Negotiable | Type: Contract | Location: London, EC1M 6PB Contract: 6 Month Contract Hours: Full-time, 37 hours per week Hybrid: 1 day per week onsite in London Rate: TBC Join a dynamic energy provider dedicated to delivering sustainable solutions across the UK. We are looking for an enthusiastic and resourceful Senior Backend Developer who is passionate about building exceptional products and developing robust, scalable solutions. This is an initial 6-month contract, with potential for extension. The role is full-time, 37 hours per week, with one day per week onsite in London. Accountabilities Play a pivotal role within the backend engineering team, helping to build cloud-based applications. Develop backend solutions using Python and AWS Cloud services. Adopt a serverless-first approach to application design. Collaborate within an Agile team alongside other backend engineers and product designers. Strategise, develop, test and deploy new features and experiments. Participate in collaborative coding practices, including pair programming and code reviews. Contribute to resolving the complexities inherent in large-scale systems and extensive datasets. Work closely with Product, Data, Front-e... Contract https://jobs.co.uk/job/senior-backend-developer-rullion-eon--2b21880d-0678-4fc5-96e9-76194eba950b https://jobs.co.uk/job/senior-backend-developer-rullion-eon--2b21880d-0678-4fc5-96e9-76194eba950b Sun, 06 Sep 2026 11:50:50 GMT Location: City | Salary: 10000-500000 Annual | Type: Contract | Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products. Initially it will be a six-month contract but there is potential for it to be extended. The role is Hybrid, with one day a week being based in their London. It is a full-time role, 37 hours per week. If this role feels right, send us your CV. Accountabilities:Playing a pivotal role in the backend engineering team, you will help to build full-stack cloud apps. You''ll be using Python and AWS Cloud services on the backend. Adopt a Server-less first approach to application design, collaborating within an agile team alongside other backend engineers and product designers.Strategize, develop, test, and deploy new features and experiments.Engage in collaborative coding practices such as pair programming and code reviews within the team.Contribute to resolving the complexities inherent in large-scale systems and extensive datasets.Foster close collaboration with our Product, Data, Front-end, Platform, and Security teams. Knowledge and Skills:Demonstrated expertise as a Senior Back... Contract https://jobs.co.uk/job/senior-backend-developer-rullion-eon--7c26c99d-50e8-4094-966a-9bf25af98eef https://jobs.co.uk/job/senior-backend-developer-rullion-eon--7c26c99d-50e8-4094-966a-9bf25af98eef Wed, 02 Sep 2026 23:00:00 GMT Location: City of London | Salary: Negotiable | Type: Contract | Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products. Initially it will be a six-month contract but there is potential for it to be extended. The role is Hybrid, with one day a week being based in their London. It is a full-time role, 37 hours per week. If this role feels right, send us your CV. Accountabilities: Playing a pivotal role in the backend engineering team, you will help to build full-stack cloud apps. You''ll be using Python and AWS Cloud services on the backend. Adopt a Server-less first approach to application design, collaborating within an agile team alongside other backend engineers and product designers. Strategize, develop, test, and deploy new features and experiments. Engage in collaborative coding practices such as pair programming and code reviews within the team. Contribute to resolving the complexities inherent in large-scale systems and extensive datasets. Foster close collaboration with our Product, Data, Front-end, Platform, and Security teams. Knowledge and S... Contract https://jobs.co.uk/job/senior-backend-developer-inspire-people--5e9490cf-1386-4662-a2b3-7f9eb204325e https://jobs.co.uk/job/senior-backend-developer-inspire-people--5e9490cf-1386-4662-a2b3-7f9eb204325e Tue, 25 Aug 2026 23:00:00 GMT Location: Darlington | Salary: £80,000 | Type: Permanent | Help build and operate reliable, scalable and secure digital services that support UK businesses and trade . Department for Business, Innovation, Science and Trade (BIST), in partnership with Inspire People, is seeking a Senior Backend Engineer. Whilst the team primarily develops in Python, we welcome applications from experienced backend developers with Java, C#, Go or similar object-oriented prog... Permanent