Last updated: 2025-11-04

107 Backend Engineer jobs in London.

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Speechify

Speechify is committed to making reading accessible for everyone, offering text-to-speech products that empower over 50 million users to read faster and rememb…

Senior Backend Engineer

London

  • Skills: backend development, Python, GCP, AWS, Azure, Docker, Kubernetes, NLP, TTS, voice cloning
  • Level: senior
  • Type: full_time
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Zopa

We started our journey back in 2005, building the first ever peer-to-peer lending company. Fast forward to 2020 and we launched Zopa Bank. A bank that listens …

Software Engineer

London

  • Skills: software engineering, distributed systems, transaction processing, resilient services, financial products, customer experience, peer-to-peer lending, Zopa Bank, innovative solutions, complex problem solving
  • Level: mid
  • Type: full_time
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Granola

Product Engineer (Backend)

London

  • Skills: TypeScript, Node.js, cloud infrastructure, infrastructure as code, PostgreSQL, serverless architectures, AWS, Terraform, API design, monitoring
  • Level: mid
  • Type: full_time
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H Company

H exists to push the boundaries of superintelligence with agentic AI. By automating complex, multi-step tasks typically performed by humans, AI agents will hel…

Staff Engineer

London

  • Skills: Python, backend development, cloud computing, AWS, APIs, REST, GraphQL, message queueing, observability, monitoring
  • Level: senior
  • Type: full_time
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hyperexponential

At hyperexponential (hx) we are transforming the traditional insurance industry with our groundbreaking SaaS platform, hx Renew. Insurers use it to build compl…

Backend Engineer (Analytics)

London

  • Skills: Kotlin, Python, AWS, Terraform, distributed systems, data architecture, API development, cloud-native, machine learning, interactive analytics
  • Level: mid
  • Type: full_time
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Axon

At Axon, we’re on a mission to Protect Life. We’re explorers, pursuing society’s most critical safety and justice issues with our ecosystem of devices and clou…

Software Engineer II

London

  • Skills: cloud-based backend services, Node.js, Python, Go, LLM integration, distributed systems, REST APIs, cloud-native, AI/ML systems, production observability
  • Level: mid
  • Type: full_time
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DRW

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets aro…

Data Engineer

London

  • Skills: Data Engineering, APIs, Python, Java, C++, Financial Markets, Low-latency Systems, Kafka, Airflow, Data Integrity
  • Level: mid
  • Type: full_time
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Playtech

Founded in 1999, the company has a premium listing on the Main Market of the London Stock Exchange and is focused on regulated and regulating markets across it…

Software Developer - Trading

London

  • Skills: Python, Linux, Microservices, RESTful APIs, NoSQL, Docker, Kubernetes, Sportsbook, Event loops, Agile
  • Level: mid
  • Type: full_time
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Zepz

Zepz powers two leading global remittance brands, WorldRemit and Sendwave, to build the next generation of cross-border payments. Serving over 9 million custom…

Backend Developer

London

  • Skills: Python, Financial Crime, APIs, Observability, SQL, Apache Airflow, DynamoDB, FastAPI, Celery, Anti-Money Laundering
  • Level: mid
  • Type: full_time
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Sensor Tower

Data Scientist

London

  • Skills: Data Science, Software Engineering, Data Pipelines, Model Implementation, Data Analysis, Quantitative Information, Mobile App Ecosystem, Monitoring, Insights, Back-end Development
  • Level: mid
  • Type: full_time
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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 …

Software Engineer (Kotlin), Institutional

London

  • Skills: Kotlin, APIs, microservices, cloud deployments, NATS, Kafka, algorithms, data structures, ledger systems, fintech
  • Level: mid
  • Type: full_time
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Multiverse

Multiverse is the upskilling platform for AI and Tech adoption, partnering with over 1,500 companies to transform today’s workforce through apprenticeships tha…

Applied AI Engineer

London

  • Skills: Machine Learning, Large Language Models, AI Solutions, Python, TypeScript, Cloud Infrastructure, MLOps, APIs, CI/CD, Data Engineering
  • Level: mid
  • Type: full_time
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UW

Hi! We're UW. We’re on a mission to take the headache out of utilities by providing them all in one place. One bill for energy, broadband, mobile and insurance…

Software Engineer

London

  • Skills: Golang, Kafka, PostgreSQL, AWS, Terraform, microservices, event-sourced architecture, data products, Kubernetes, CRM
  • Level: mid
  • Type: full_time
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Via

Via builds technology that changes the way the world moves, creating modern and efficient public transportation systems.

Algorithm Developer

London

  • Skills: algorithms, software engineering, backend development, Python, devops, cloud infrastructure, Kubernetes, CI/CD, problem-solving, team collaboration
  • Level: mid
  • Type: full_time
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InvestorFlow

InvestorFlow is the only company of its kind to deliver industry specialized CRM, built on Salesforce, and digital portals to help alternative asset firms find…

Tech Lead

London

  • Skills: backend development, API design, database architecture, technical design, leadership, clean code, scalable software, collaborative development, Product teams, high-quality products
  • Level: mid
  • Type: full_time
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Invisible Technologies

Invisible Technologies is the AI operating system for the enterprise. Our end-to-end AI Software Platform structures messy data, builds digital workflows, depl…

Principal Software Engineer

London

  • Skills: AI, ML, full-stack development, cloud infrastructure, backend systems, Kubernetes, MLOps, Python, AI Agents, retrieval-augmented generation
  • Level: senior
  • Type: full_time
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Pleo

Pleo is a company on a mission to revolutionise the way businesses manage company spending. They create tools that promote autonomy and trust, simplifying the …

Backend Engineer, Backend Core

London

  • Skills: Kotlin, distributed systems, microservices, AWS, Kubernetes, PostgreSQL, JUnit, Testcontainers, observability, collaboration
  • Level: mid
  • Type: full_time
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Invisible Technologies

Invisible Technologies is the AI operating system for the enterprise. Our end-to-end AI Software Platform structures messy data, builds digital workflows, depl…

Staff Software Engineer - Forward Deployed

London

  • Skills: AI, Python, Machine Learning, Backend Systems, Data Science, Kubernetes, Cloud Computing, API Development, System Architecture, Project Management
  • Level: senior
  • Type: full_time
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Pleo

Pleo is on a mission to revolutionise the way businesses manage company spending by creating tools that promote autonomy, foster trust and let businesses focus…

Senior Backend Engineer

London

  • Skills: Kotlin, microservices, distributed systems, cloud environments, PostgreSQL, performance optimization, mentorship, code quality, innovation, cross-functional collaboration
  • Level: senior
  • Type: full_time
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MUBI

MUBI is a global streaming service, production company and film distributor dedicated to elevating great cinema. To make this possible, we create, curate, acqu…

Senior Engineer (Backend)

London

  • Skills: Ruby on Rails, AWS, database design, streaming, API, microservices, ElasticSearch, DynamoDB, Redis, containerization
  • Level: senior
  • Type: full_time
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