Find the Best Back End Developer Jobs in London

Python Backend Developer

Mustard Systems

Full Time

London, United Kingd...

DescriptionAt Mustard Systems, we leverage statistical modeling to dive into sports events and help us make informed predictions about future outcomes. By utilising our ...

000+

Posted today

Y

Senior Backend Developer

Yapily

Full Time

London, United Kingd...

DescriptionWho are YapilyWhy we exist, and where we’re headed:Our Mission: Redefining how the world interacts with value.Our Visio ...

000+

Posted today

S

Senior Backend Engineer

Seedlegals

Full Time

London, United Kingd...

DescriptionSeedLegals is the leading provider of automated legal solutions for startups, with offices in London, New York and Paris. Since launching in 2016, we’ve supported ...

000+

Posted today

P

Senior Backend Engineer

Plum Fintech

Full Time

London, United Kingd...

RequirementsHey! We’re Plum, your smart saving and investing app on a mission to help grow money for life. Whether you’re stashing the cash for tea and toast in your first ...

000+

Posted today

U

Senior Backend Developer (Django/Python)

Updraft

Full Time

London, United Kingd...

DescriptionUpdraft. Helping you make changes that pay off.Updraft is an award winning, FCA-authorised, high-growth fintech based in London. Our vision is to revolutio ...

000+

Posted today

P

Backend Engineer - Marketing Technology

Proton

Full Time

London, United Kingd...

Join Proton and build a better internet where privacy is the default ...

000+

Posted 5 days ago

F

Senior/Lead Backend Engineer

Fuse Energy

Full Time

London, United Kingd...

DescriptionFuse Energy is a forward-thinking renewable energy startup on a mission to deliver a terawatt of renewable energy - fast. We're combining first-principles thinking ...

000+

Posted today

M

Backend Engineer - Fully Remote

Mercor

£55 - £65 hourly

Full Time

London England Unite...

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include ...

000+

Posted 5 days ago

Backend Engineer

Happl

Full Time

London, United Kingd...

We’re building the next generation of employee benefits infrastructure.At Happl, we help global teams design, manage ...

000+

Posted 10 days ago

B

Senior Agentic Backend Engineer

Beqom

Full Time

London, United Kingd...

Join beqom — where tech meets impact ...

000+

Posted 9 days ago

Backend Engineer, London

Air Apps

Full Time

London, United Kingd...

About Air AppsAt Air Apps, we believe in thinking bigger—and moving faster. We’re a family-founded company on a mission to create the world’s first AI-powere ...

000+

Posted 10 days ago

M

Backend Developer - AWS/Typescript/Serverless Architecture/AWS Lambda

Methods Business And Digital Technology

Full Time

London, United Kingd...

DescriptionAbout the roleMethods is a £100M+ IT Services Consultancy who has partnered with a range of central government departments and agencies to transform ...

000+

Posted today

S

Senior Backend Engineer

Sumup

Full Time

London, United Kingd...

About the teamAt SumUp, we're on a mission to bring merchants and consumers closer together and help local communities thrive. Within the Consumer Mission, we're ...

000+

Posted 10 days ago

E

New Job Opening: Backend Engineer - Capital Markets SaaS in London, UK

Ec1 Partners

Full Time

London, United Kingd...

Job DescriptionRole OverviewThis role focuses ...

000+

Posted today

S

Mid-level Backend Engineer-2026

Suade

£50,000 - £60,000 yearly

Full Time

London, United Kingd...

DescriptionSuade is a market-leading regtech SaaS company with cutting-edge technology that automates regulatory reporting, compliance and financial risk solutions for financi ...

000+

Posted 16 days ago

B

Senior Backend Engineer, Platform & Integrations

Bjak

Full Time

Remote / Work from Home

About BJAKThe original mission of BJAK is we believe people deserve smarter ways to plan, save and grow their money. This is the origin of our nam ...

000+

Posted 21 days ago

Back End Engineer

Prima Limited

£50,000 - £95,000 yearly

Full Time

Remote / Work from Home

Are you looking for a n ...

000+

Posted 21 days ago

Backend Software Engineer (Rust, Fully Remote)

Metal Bear Inc

Full Time

Remote / Work from Home

MetalBear is remote-first, early-stage, and product-led. We're building mirrord, a Kubernetes development platform that lets developers and AI coding agents run code against a live cluster before i ...

000+

Posted 22 days ago

A

Staff Backend Engineer, Vaults

Aave Labs

Full Time

London, United Kingd...

About us ...

000+

Posted 23 days ago

T

Senior Backend Engineer

Trading 212

Full Time

London, United Kingd...

Our mission is to enable everyone to build wealthWe reinvent how trading and investing work by creating exceptional products people ...

000+

Posted 24 days ago

Back End Developer Jobs in London

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Python Backend Developer

Mustard Systems

Senior Backend Developer

Yapily

Senior Backend Engineer

Seedlegals

Senior Backend Engineer

Plum Fintech

Senior Backend Developer (Django/Python)

Updraft

Backend Engineer - Marketing Technology

Proton

Senior/Lead Backend Engineer

Fuse Energy

Backend Engineer - Fully Remote

Mercor

Backend Engineer

Happl

Senior Agentic Backend Engineer

Beqom

Backend Engineer, London

Air Apps

Backend Developer - AWS/Typescript/Serverless Architecture/AWS Lambda

Methods Business And Digital Technology

Senior Backend Engineer

Sumup

New Job Opening: Backend Engineer - Capital Markets SaaS in London, UK

Ec1 Partners

Mid-level Backend Engineer-2026

Suade

Senior Backend Engineer, Platform & Integrations

Bjak

Back End Engineer

Prima Limited

Backend Software Engineer (Rust, Fully Remote)

Metal Bear Inc

Staff Backend Engineer, Vaults

Aave Labs

Senior Backend Engineer

Trading 212

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