27,056 Backend jobs
Server-side engineering roles — APIs, services, databases and backend systems.
W2 Only - Java Backend Developer|| Hybrid - Pennington, NJ (Face 2 Face Interview must)
W2 Only - Java Backend Developer Hybrid - Pennington, NJ (Face 2 Face Interview must) LinkedIn Must Thanks Navya
Senior Backend Engineer: AI-Driven, Remote
GitLab, a remote-first DevSecOps platform, is hiring a Senior Backend Engineer to design and evolve backend capabilities across teams, influence architecture, improve reliability, and ship high-impact features while using AI to optimize workflows for a global product.
Backend Engineer – Cloud-Native Microservices (Node/TS)
ALFA AI GmbH is hiring a Backend Engineer (remote within the UK) to own and evolve cloud-native backend services for insurance tech solutions, focused on Node.js/TypeScript, API design, and microservices with clean architecture and observability.
Lead Backend Engineer — Global AI Marketplace (Equity)
Lead Backend Engineer at ALFA AI in London, designing the backend foundations for a global, agentic-first marketplace for moving and home-life services. Day to day: shaping latency budgets, ensuring observability, and migrating live systems to a modern stack with robust data contracts and idempotent operations, including live-voice capability.
Go Backend Engineer – AI & Automation, Azure Microservices
Backend engineer on Itecopeople's AI and automation team, building Go microservices on a cloud-native Azure platform to connect enterprise systems and automate processes across the organisation. Python, Docker, and Kubernetes experience is a plus.
Senior Backend Engineer - Ad Tech & AI (Hybrid)
Senior backend engineer at SeeViews, a London-based startup, building scalable Node.js backends and data pipelines for its advertising tech platform, integrating YouTube and other data sources for analytics and targeted campaigns. Involves architecture work and cloud deployments, with hybrid or EU/UK remote options.
Senior Backend Engineer: Scalable APIs & Cloud Security
Senior backend engineer on TransPerfect's global techOps team, building scalable web and mobile applications and maintaining APIs while collaborating with product managers, QA, and engineers to ship secure, reliable software.
Remote Backend Engineer - Ruby & GraphQL for Repos
GitLab is hiring a remote-first Backend Engineer for its Repository Services team, building the Ruby/GraphQL stack behind code repositories, access controls, and verification workflows for GitLab.com and self-managed deployments. Day to day: reliability work, performance tuning, scalable data models, and collaboration with product, security, and Gitaly teams.
Senior Backend Engineer, Global Payments (Remote UK)
Senior backend engineer at Affirm building scalable, high-availability global payments platforms in a remote-first role across the UK. Day to day involves owning quarterly goals, leading and mentoring engineers, and collaborating with product, design, and analytics on AWS, MySQL, and Kubernetes.
Senior Backend Engineer — Data Health & Retention (Ruby)
Senior backend engineer on GitLab's Database Excellence group builds Ruby on Rails and PostgreSQL data frameworks that keep GitLab's datastores scalable, healthy, and safe — focused on retention, lifecycle management, and schema-change enforcement across multiple deployments in a fully remote environment.
Remote Principal Backend Engineer – Java & Serverless Lead
Principal Backend Engineer at Turnitin building scalable distributed Java services for its education platform, with a serverless focus and some frontend experience. Leads core services and API development, mentors junior engineers, and collaborates across global teams on quality, performance, and cost efficiency.
Senior Node.js Backend Engineer
Senior backend engineer at Vista, a global business aviation group, building customer-facing features end-to-end: designing scalable, secure Node.js APIs and PostgreSQL data models, plus monitoring/observability, debugging, mentoring, and leading technical decisions. 7+ years' experience required; Python/Java a plus.
Senior Rust Backend Engineer (Actix/Rocket)
Senior Rust backend engineer at Primo Interactive building fast web services with Actix Web or Rocket, compiling Rust to WebAssembly where browser performance matters. Day to day involves collaborating with developers, reviewing code, and optimizing data processing pipelines, keeping only measurable performance gains.
Backend Engineer
Backend Engineer at an insurtech scale-up transforming automotive insurance with telematics, driver-behaviour analytics and ML. You'll build and own Node.js/TypeScript microservices and REST APIs serving mobile apps, core insurance features and ML pipelines, working remotely from anywhere in the UK.
Backend engineer for home services
Lead Backend Engineer in London designing and building the backend foundations of an agentic AI platform ("Jay") that automates moving and home-life admin: domain contracts, order state machines, queues and infra, sub-second reads for live voice, and safe, auditable agent access to money. Strong TypeScript and systems-thinking required.
Go Backend Engineer | Hybrid, Azure Microservices
Build and maintain Go microservices on a cloud-native Azure platform within a growing AI and automation team in London, working hybrid. Day to day: containerising services with Docker and Kubernetes, delivering robust APIs and integrations, participating in code reviews, and improving reliability and performance.
Go Backend Engineer – Hybrid London, Azure Microservices
Build and maintain Go microservices on a cloud-native Azure platform for an AI and automation team, connecting enterprise systems via REST APIs and events. Hybrid London role (2 days on-site) involving Docker/Kubernetes containerisation in a small Agile engineering team.
Go Backend Developer
Backend developer on a small AI/automation engineering team for an enterprise client, designing and maintaining Go microservices, REST APIs, webhooks, and event-driven integrations on a cloud-native Azure platform. Day to day: coding in Go (with some Python), containerising with Docker/Kubernetes, CI/CD, and code reviews; hybrid from London.
Go backend developer in AI and automation
Backend developer on an AI and automation team building Go microservices (with some Python) on a cloud-native Azure platform: designing REST APIs, webhooks and event-driven integrations, containerising with Docker/Kubernetes, and covering the full lifecycle in a small team. London-based 12-month FTC paying up to £61,000.