"backend software development" Jobs

80 open tech roles matching “backend software development”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, Kubernetes, React. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 80 results

Flow Engineering

Join Flow Engineering as a Software Engineer to build AI-powered features for modern engineering organizations.

Flow Engineering London Published 4 months ago
Flexible on stack
Neko Health

Own the architecture and rollout of Neko's internal AI developer platform in a hands-on technical leadership role.

Neko Health London Published 5 months ago
Flexible on stack 60% coding
Valarian

Join Valarian as a Software Engineer to build and operate backend services for a secure Kubernetes platform.

Valarian London Published 2 months ago
Flexible on stack
Coreweave

Join CoreWeave as a Senior Software Engineer to build and scale a platform for advanced engineering simulation and AI workflows.

Coreweave London, England £98k–£130k/yr Published 3 weeks ago
Flexible on stack 70% coding
Talos

Join Talos as a Software Engineer to develop backend systems for institutional crypto trading in a hybrid-friendly environment.

Talos London Published 1 year ago
Flexible on stack
Magentic

Join Magentic as a Back-end Engineer to build scalable AI-driven backend services for enterprise supply chains.

Magentic London £125k–£140k/yr Published 3 months ago
Flexible on stack
Forter

Join Forter's AI Engineering team as a Senior Software Engineer to build innovative AI capabilities and drive productization efforts.

Forter United Kingdom - London Published 7 months ago
Flexible on stack
Anthropic

Join Anthropic as a Staff+ Software Engineer to build reliable connectivity infrastructure for AI systems.

Anthropic London, UK; San Francisco, CA $405k–$485k/yr Published 3 weeks ago
DeepL

Join DeepL as a Full-Stack Software Engineer in Identity & Access Management, contributing to secure and intelligent AI solutions.

DeepL London Published 1 month ago
Flexible on stack
DeepL

Lead a distributed engineering team focused on payments, fraud prevention, and user conversion in a hybrid work environment.

DeepL London Published 1 month ago
Flexible on stack Heavy meetings
CuspAI

Join CuspAI as a Full Stack Engineer to build internal applications that empower researchers in the field of materials science.

CuspAI London, UK Published 4 months ago
Flexible on stack
Together AI

Join Together AI to build production AI agents and foundational systems for one of the largest GPU fleets in the world.

Together AI London Published 1 week ago
Flexible on stack
Blockchain.com

Lead the engineering direction for crypto savings and lending products at a rapidly growing global crypto company.

Blockchain.com London Published 1 month ago
Flexible on stack
Blockchain.com

Join Blockchain.com as a Senior Product Security Engineer to enhance security across various product lines in a hands-on role.

Blockchain.com London Published 2 months ago
Flexible on stack