Back End Developer Jobs in London
1 - 15 of 121
Search Results - Back End Developer Jobs in London
Synechron-London
Java Full Stack Developer with a strong focus on front-end development to join our team for a prestigious banking client. The ideal candidate will have extensive experience in building scalable, secure, and user-friendly banking applications...
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Broilkingbbq-London
with designers and backend developers.
Additional Requirements
• Bachelor’s degree in Computer Science, Software Engineering, or related field (or equivalent practical experience).
• 3+ years of professional mobile app development experience.
• Proficiency...
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appcast.io -
Insight Global-London
Job Title / Other titles: C# Developer
Location: Toronto, ON
Duration/Extensions: 6 months ( start date - 01/05/2026)
JOB DESCRIPTION
Insight Global is looking to hire a C# Developer to support leading the functional design and development...
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Extreme Networks, Inc.-London
to develop the dashboards as a product.
• Contribution to product design, feature implementation, testing and debugging issues.
• Supports fellow developers by writing clean code and reviewing colleagues’ code.
• Strives to improve efficiency...
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appcast.io -
Clinia-Toronto, 170 km from London
Senior Backend Developer – Agentic Systems
Remote | Full‐time
Build autonomous agents transforming healthcare.
What You Will Do
Design and implement agent orchestration systems in Golang.
Build tool‐calling interfaces and function registries...
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Prisma Data, Inc.-London
At Prisma, we’re redefining how developers work with databases. If you’re fascinated by the cutting-edge data infrastructure powering companies like Twitter, Airbnb, and Facebook, but want the agility, ownership, and impact of a fast-moving startup...
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appcast.io -
Reddit-London
existing formats and launching entirely new ones to keep Reddit's ad offerings fresh and competitive.
Role Description:
This is a generalist mid-level backend position within the Ads Organization. Ads is the fuel that powers Reddit's mission. As a backend...
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Flexera-London
Qualifications)
Minimum 3 years of proven experience in a managerial role
Experience in full-stack software development
Extensive experience developing backend micro-services and applications
Hands‐on experience with the Go programming language
Strong...
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OneSignal, Inc.-London
Present Technical Specifications to other Staff Engineers, drive alignment on proposed solutions, and prototype draft implementations
What You’ll Bring:
• 8+ years of professional software development experience
• Experience creating extensible, reusable...
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appcast.io -
Epistemix-Toronto, 170 km from London
A technology company is looking for a Senior Back End Software Engineer to join their fully remote team. The ideal candidate will have at least 7 years of back-end software development experience and expertise in Python, FastAPI, and AWS services...
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Prophix-London
experience for our global customer base. You’ll work closely with back-end developers, designers, and product managers to deliver performant, elegant, and maintainable applications that power the Prophix platform.
What You Will Do
• Design and implement...
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workable.com -
Sysdig Inc.-Toronto, 170 km from London
A leading cloud security company in Canada seeks an experienced backend software developer to design and build features for scalable threat detection. The role demands 7+ years in backend development with experience in Go, Java, or C++.
You...
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CARFAX-London
Join Team CARFAX as Senior Software Engineer - Back End
Isn't it time you bragged about where you work? At CARFAX, we do, every day. We pride ourselves on being mission-focused on helping to grow a brand built on accuracy and integrity. We care...
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Cresta-Toronto, 170 km from London
Senior Software Engineer, Backend (AI Agent) Senior Software Engineer, Backend (AI Agent) Cresta is on a mission to turn every customer conversation into a competitive advantage by unlocking the true potential of the contact center.
Our platform...
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Canonical-Toronto, 170 km from London
A leading open-source software provider is seeking a Software Engineering Manager (Backend SaaS) in Toronto. In this role, you will build and lead an engineering team, promote agile development practices, and contribute to a collaborative culture...
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