# Mid level backend developer jobs in London

> Browse mid level backend developer jobs in London at top tech companies, updated every 12 hours. Each role links to the original posting on the company's ATS, which Lazee autofills in a few clicks.

Canonical: https://lazee.dev/careers?role=backend&level=mid&city=london
Last updated: 2026-10-25

12 open jobs, page 1 of 1, newest first. Each job links to its posting on the company's own applicant tracking system, which the Lazee extension autofills.

## Jobs

- [Software Engineer, Backend](https://www.workatastartup.com/jobs/96281) at Encord. London · On-site · Full-time · posted 2026-05-28. Apply on Y Combinator.
- [Backend Software Engineer](https://www.workatastartup.com/jobs/95009) at Encord. London · On-site · Full-time · posted 2026-05-28. Apply on Y Combinator.
- [Backend Engineer - London](https://www.workatastartup.com/jobs/94377) at ARQ. London / Remote (US) · Remote · Full-time · posted 2026-04-28. Apply on Y Combinator.
- [Backend Software Engineer - Infrastructure, Foundations](https://jobs.lever.co/palantir/aaee4d20-7f1b-48b1-ad23-d52ffbf42a49) at Palantir. London, United Kingdom · Hybrid · Full-time · posted 2026-03-26. Apply on Lever.
- [Backend Engineer](https://www.workatastartup.com/jobs/88980) at QFEX. London, England, GB / New York, NY, US · On-site · Full-time · $100K - $200K · posted 2026-01-28. Apply on Y Combinator.
- [Software Engineer, Backend](https://www.workatastartup.com/jobs/75115) at Duffel. London, England, GB · On-site · Full-time · £80K - £90K GBP · posted 2025-10-25. Apply on Y Combinator.
- [Backend Engineer](https://www.workatastartup.com/jobs/82144) at nsave. London, England, GB · On-site · Full-time · £1 GBP · posted 2025-10-25. Apply on Y Combinator.
- [Founding Software Engineer](https://www.workatastartup.com/jobs/81350) at Elyos AI. London, England, GB · On-site · Full-time · £150K - £250K GBP · posted 2025-10-25. Apply on Y Combinator.
- [Research Engineer](https://www.workatastartup.com/jobs/76806) at QFEX. London, England, GB · On-site · Full-time · $150K - $250K + 0.10% - 0.50% equity · posted 2025-10-25. Apply on Y Combinator.
- [Backend Software Engineer - Application Development](https://jobs.lever.co/palantir/10dfc8bc-99ad-4ca2-ab76-853cb90a92c2) at Palantir. London, United Kingdom · Hybrid · Full-time · posted 2024-03-11. Apply on Lever.
- [Backend Software Engineer - Infrastructure](https://jobs.lever.co/palantir/f70cdff7-c62f-4b73-a136-909e5e3d1891) at Palantir. London, United Kingdom · Hybrid · Full-time · posted 2024-02-20. Apply on Lever.
- [Backend Software Engineer](https://www.workatastartup.com/jobs/53936) at Encord. London · On-site · Full-time · posted 2022-10-26. Apply on Y Combinator.

## Broader searches

- [Mid level jobs in London](https://lazee.dev/careers?level=mid&city=london) (696 jobs)
- [Backend developer jobs in London](https://lazee.dev/careers?role=backend&city=london) (24 jobs)
- [Mid level backend developer jobs](https://lazee.dev/careers?role=backend&level=mid) (259 jobs)

## Browse by role

- [Mid level engineering jobs in London](https://lazee.dev/careers?role=engineering&level=mid&city=london) (220 jobs)
- [Mid level sales jobs in London](https://lazee.dev/careers?role=sales&level=mid&city=london) (189 jobs)
- [Mid level customer success jobs in London](https://lazee.dev/careers?role=support&level=mid&city=london) (83 jobs)
- [Mid level software engineer jobs in London](https://lazee.dev/careers?role=software&level=mid&city=london) (65 jobs)
- [Mid level AI/ML engineer jobs in London](https://lazee.dev/careers?role=ai-ml&level=mid&city=london) (64 jobs)
- [Mid level product manager jobs in London](https://lazee.dev/careers?role=product&level=mid&city=london) (41 jobs)
- [Mid level full stack developer jobs in London](https://lazee.dev/careers?role=fullstack&level=mid&city=london) (39 jobs)
- [Mid level marketing jobs in London](https://lazee.dev/careers?role=marketing&level=mid&city=london) (16 jobs)
- [Mid level design jobs in London](https://lazee.dev/careers?role=design&level=mid&city=london) (12 jobs)
- [Mid level security jobs in London](https://lazee.dev/careers?role=security&level=mid&city=london) (12 jobs)
- [Mid level hardware engineer jobs in London](https://lazee.dev/careers?role=hardware&level=mid&city=london) (10 jobs)

## Browse by city

- [Mid level backend developer jobs in San Francisco](https://lazee.dev/careers?role=backend&level=mid&city=san-francisco) (86 jobs)
- [Mid level backend developer jobs in New York](https://lazee.dev/careers?role=backend&level=mid&city=new-york) (36 jobs)
- [Mid level backend developer jobs in Bangalore](https://lazee.dev/careers?role=backend&level=mid&city=bangalore) (14 jobs)

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