Last updated: 2025-08-02
54 Backend Software Engineering jobs in London.
Writer
Writer is the full-stack generative AI platform delivering transformative ROI for the world’s leading enterprises. Named one of the top 50 companies in AI by F…
London
- Skills: Backend Engineer, Scala, functional programming, RESTful APIs, microservices architecture, cloud platforms, performance optimization, Cats Effect, database design, agile development methodologies
- Level: mid
- Type: full_time
Cloudflare
Cloudflare runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual blogge…
London
- Skills: Distributed systems, Database platform, Cloudflare Analytics, ClickHouse, Data optimization, Performance tuning, Golang, SQL, Team collaboration, Data-driven decisions
- Level: mid
- Type: full_time
Lightning AI
Lightning AI is the company reimagining the way AI is built. After creating and releasing PyTorch Lightning in 2019, Lightning AI was launched to reshape the d…
London
- Skills: Fullstack Engineer, React, Golang, SaaS technology, Software quality, Technical direction, End-to-end development, Collaboration, Machine-learning, Continuous delivery
- Level: mid
- Type: full_time
Monzo
Monzo is on a mission to make money work for everyone, waving goodbye to traditional banking. They focus on solving problems and changing lives through their i…
London
- Skills: backend engineer, technology product, customer outcomes, data-informed decisions, distributed systems, Go, Cassandra, Kafka, AWS, Docker
- Level: mid
- Type: full_time
Palantir
Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empo…
London
- Skills: Backend Software Engineer, data-driven decisions, scalable systems, design robust APIs, infrastructure teams, database technologies, distributed systems, large scale data systems, security, application infrastructure
- Level: mid
- Type: full_time
PlayStation
PlayStation isn’t just the Best Place to Play — it’s also the Best Place to Work. Today, we’re recognized as a global leader in entertainment producing The Pla…
London
- Skills: Linux Kernel networking, Kubernetes network primitives, eBPF, TCP/IP, network overlay, Kubernetes, Internet routing, C, Rust, Golang
- Level: senior
- Type: full_time
Sotheby's
Established in 1744, Sotheby’s is the world’s premier destination for art and luxury. Sotheby’s promotes access to and ownership of exceptional art and luxury …
London
- Skills: Golang, Scala, software development, microservices, APIs, distributed systems, front-end frameworks, data structures, cloud platforms, Kubernetes
- Level: mid
- Type: full_time
Engine by Starling
Engine is Starling's software-as-a-service (SaaS) business, providing technology that powers Starling Bank and offering innovative features and efficient proce…
London
- Skills: Backend Software Engineer, Java, AWS, GCP, Microservice architecture, Kubernetes, CI/CD, Terraform, Grafana, Agile development
- Level: mid
- Type: full_time
Wheely
Wheely is not a traditional ride-hailing company. We are building a platform with user privacy at its core while successfully scaling a five-star service to mi…
London
- Skills: Backend Engineer, Go language, microservices, scalable services, cross-functional teams, testing, databases, postgreSQL, AWS, professional development
- Level: mid
- Type: full_time
Y Combinator Startup
An early-stage startup using AI/ML technology to enhance software for the scientific community, improving bio-process development.
London
- Skills: AI, ML, data analytics, TypeScript, Node, Postgres, GraphQL, React, GCP, bio-processes
- Level: mid
- Type: full_time
Award Winning Tech-Startup
An Intelligence Platform that enables the gathering of billions of data points and insights for enhanced decision making.
London
- Skills: Backend Software Engineer, Java, Scala, Kotlin, Python, GCP, Docker, Kubernetes, Microservices, Agile
- Level: mid
- Type: full_time
Yassir
Yassir is the leading super App in the Maghreb region set to changing the way daily services are provided. It currently operates in 45 cities across Algeria, M…
London
- Skills: backend development, microservices architecture, Node.js, Python, Go, large scale systems, server-side applications, root cause analysis, problem-solving, dynamic environment
- Level: mid
- Type: full_time
Blockchain.com
Blockchain is the world's leading software platform for digital assets. Founded in 2011, we provide the world’s largest and most trusted production blockchain …
London
- Skills: Blockchain, Software Engineer, C++, Rust, Python, SQL, Order Management System, trading systems architecture, low latency, high throughput
- Level: mid
- Type: full_time
Blockchain
Blockchain is the world's leading software platform for digital assets. Founded in 2011, we provide the world’s largest and most trusted production blockchain …
London
- Skills: Rust, C++, low-latency systems, algorithmic trading, trading algorithms, market-making, high-frequency, cloud environments, Docker, Kubernetes
- Level: mid
- Type: full_time
Blockchain.com
is the world's leading software platform for digital assets. Offering the largest production blockchain platform in the world, we share the passion to code, cr…
London
- Skills: Senior Software Engineer, DeFi platform, APIs, blockchain, Docker, Kafka, PostgreSQL, engineering practices, JVM based language, test coverage
- Level: mid
- Type: full_time
Ripple
We’re building a world where value moves like information does today. Through our crypto solutions for financial institutions, businesses, governments and deve…
London
- Skills: C++ development, software development lifecycle, large scale distributed systems, open-source, coding standards, testing, deployment, team leadership, blockchain technology, problem-solving
- Level: senior
- Type: full_time
Wiz
Wiz is on a mission to help organizations secure cloud environments that will accelerate their businesses. Trusted by security teams all over the world, we hav…
London
- Skills: cloud security, backend software, Golang, AWS, GCP, microservices, CI/CD, databases, distributed components, cross-functional teams
- Level: senior
- Type: full_time
WorldQuant
WorldQuant develops and deploys systematic financial strategies across a broad range of asset classes and global markets, seeking to produce high-quality predi…
London
- Skills: C++, Linux, system programming, distributed systems, data structures, algorithms, high-performance applications, concurrency patterns, Python, streaming systems
- Level: senior
- Type: full_time
Blockchain.com
Blockchain.com is the world's leading software platform for digital assets. Offering the largest production blockchain platform in the world, we share the pass…
London
- Skills: backend systems, microservices, fraud prevention, scalability, encryption, JVM languages, Kotlin, PostgreSQL, Redis, data science
- Level: mid
- Type: full_time
Pleo
Pleo is a scale-up in the fintech industry, focused on providing the best possible experience for customers while managing expenses. Their mission is to help e…
London
- Skills: Grafana, AWS, GCP, Terraform, Kubernetes, Flux, GitOps, Istio, GitHub Actions, Go
- Level: mid
- Type: full_time