Senior Backend Engineer | Daniel James Resourcing
About this role
Leeds Studio 3, Daniel House, Percy Street Leeds LS12 1EL Senior Backend Engineer 2025-12-29 We’re hiring a Senior Back-end Software Engineer to join a fast-growing startup in the sustainability and renewables space. Daniel James Resourcing 2026-01-29 Senior Backend Engineer. / permanent /£85,000 Per annum Joe Wastie joe@wearedjr.com +44 (0)7360 537 672 85000 YEAR £85,000 Per annum GBP permanent APPLY NOW BACK TO VACANCIES Senior Back-end Software Engineer (TypeScript) Salary: up to £85,000 Location: Fully remote (UK, EU, or North America time zones) We’re hiring a Senior Back-end Software Engineer to join a fast-growing startup in the sustainability and renewables space. The business is scaling its customer and internal platforms and is building out the core backend and data foundations that underpin a growing product ecosystem. This is a hands-on role with real influence over architecture, data systems, and platform direction. Importantly, there is a clear progression path in mind towards a Head of Software Engineering position as the engineering team grows. This role is well suited to someone who wants to remain technically hands-on while gradually taking on broader ownership and leadership responsibility. The role Design, build and extend backend systems using TypeScript and modern serverless patterns Develop and maintain APIs and integrations that power customer-facing and internal platforms Work with database schemas, authentication, and backend services to support scalable data pipelines Collaborate closely with frontend engineers to deliver end-to-end features Contribute to internal automation tools and operational workflows Balance rapid delivery with reliability, performance and maintainable system design About you 5+ years’ professional experience in backend or full-stack engineering Strong proficiency in TypeScript in production environments Solid understanding of API design, database modelling and serverless architectures Comfortable working across backend logic, data modelling and platform integrations Experience working autonomously in remote, distributed teams Nice to have Experience with Supabase or similar backend-as-a-service platforms Exposure to data pipelines, analytics or AI/ML integrations Familiarity with geospatial, sustainability or data-intensive systems What’s on offer Salary up to £85,000 Fully remote, long-term role High-impact position in a scaling, mission-driven startup Clear progression towards Head of Software Engineering Opportunity to shape the technical foundations of a growing platform If you’re a senior backend engineer looking for a role that combines hands-on technical ownership with a clear leadership trajectory, this is a strong opportunity. . Home About Us Product Solutions Clients . Candidates Vacancies News Upload Your CV Contact Us Privacy Policy Contact Us. UK +44 (0)203 925 5859 USA +1 (404) 689 7174 contact@wearedjr.com The Smith, 145 London Road, Kingston upon Thames, Surrey, KT2 6SR 1 Change Alley, London, EC3V 3ND Contact Us Copyright Daniel James Resourcing 2026 - All rights reserved.
What this role is, and what else it is called
Employers in London advertise this kind of work as Software Engineer, Senior Software Engineer, Web Developer and Full Stack Developer too, so it is worth searching more than one wording. It is a senior Software Engineering role in London, advertised as fully remote, so it is open to candidates working from home.
About hiring at Wearedjr
Wearedjr has 3 other live technology roles on its careers page, across Software Engineering, Technology Product & Delivery and Data, AI & Machine Learning. Of those, 25% are advertised as fully remote and 75% as hybrid. Where Wearedjr states a salary, the median advertised ceiling is £82,500 across 4 roles. Elsewhere in its adverts Wearedjr asks for C#, React, AWS, SQL and Python. See all Wearedjr roles, salaries and stack.
How this role compares to the market
713 live UK roles list TypeScript right now, from 270 employers. The median advertised salary is £80,000; 46% are advertised as remote. Browse TypeScript roles.
London has 4,331 live IT vacancies across 1,366 employers, with a median advertised salary of £70,000. Browse London roles.
Senior roles make up 1,634 of the live UK IT market and advertise a median of £80,000.
Market figures are today's snapshot of live UK roles on employer careers pages; see hiring trends.
Technologies mentioned
Detected on Wearedjr's careers page. ProdReady Recruitment lists this vacancy as an aggregator and is not the employer; applications go to the employer's own site. More IT jobs in London.