Top Backend Developer Jobs in London

Reposted 11 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Digital Media • Information Technology
CoW DAO seeks a Senior Backend Engineer to build decentralized trading protocols, focusing on backend services in Rust and contributing to the evolution of blockchain applications.
Top Skills: AWSCargoDockerElasticsearchGitGrafanaKubernetesPrometheusPulumiPythonRustSolidityTokioTypescript
Reposted 11 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Artificial Intelligence • Enterprise Web • Software
Responsible for building scalable distributed systems, mentoring teammates, innovating on technical solutions, and improving team processes. Requires expertise in backend languages, especially Golang and Typescript.
Top Skills: GoNode.jsTypescript
Reposted 21 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Fintech • Payments • Financial Services
Design and develop scalable server-side components, integrate APIs, automate workflows, and collaborate with teams on financial solutions.
Top Skills: APIsDjangoMicroservicesPython
Reposted 21 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Artificial Intelligence • Information Technology • Software
The Backend Developer will manage and evolve microservices, implement features, maintain database scripts, debug issues, and ensure service reliability in a cloud-native environment.
Top Skills: DockerJavaScriptKubernetesNode.jsPostgresRedis
Reposted 21 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Big Data • Cloud • Marketing Tech • Social Impact • Software
Develop and maintain Apache Spark applications and RESTful APIs, deploy applications in cloud-native environments, and support production systems.
Top Skills: SparkAWSGCPKubernetesSpring Boot
22 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Software • Transportation
The Senior Backend Engineer will develop features, improve code quality, mentor others, and manage the development lifecycle while focusing on customer priorities and technical decisions.
Top Skills: .Net 6-10Aws CloudC#DockerDynamoDBElk StackGithub ActionsNew RelicPostgresTerraform
22 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Fintech • Financial Services • Cryptocurrency
Design and develop cloud services using JVM technologies, focusing on high availability and scalability while implementing automated delivery with CI/CD pipelines.
Top Skills: AWSGithub ActionsHibernateJooqKotlinKubernetesSpringVert.X
Reposted 23 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Travel
The Senior Software Engineer will develop backend services, improve back-office systems, tackle market-specific challenges, and maintain high coding standards.
Top Skills: AWSDockerDynamoDBElasticsearchGoHTTPJavaKafkaKubernetesMySQLPostgresRedisRest ApisRubySqsTerraformTypescript
23 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Artificial Intelligence • Fintech • Software • Financial Services
The Software Engineer (Python) role involves developing and maintaining an AI platform, building scalable APIs, and collaborating with cross-functional teams to enhance AI workflows for financial firms.
Top Skills: AWSCi/CdPython
23 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Artificial Intelligence • Fintech • Software • Financial Services
As a Software Engineer, you'll design and build backend systems, develop APIs and microservices, and ensure system reliability while collaborating with cross-functional teams.
Top Skills: APIsAWSJava 17Java 21MicroservicesPostgresRedis
Reposted 13 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Quantum Computing
As a Senior Backend Engineer, you'll design and maintain core libraries for blockchain transactions, enforce security boundaries, and contribute to best practices in a post-quantum environment.
Top Skills: Ci/CdDockerEthereum Json-RpcEthersReactReact-NativeRustTypescriptViem
Reposted 23 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Information Technology
As a Backend Engineer, you will design and maintain scalable backend systems, focusing on performance and reliability, primarily using Rust or C++. You will work with distributed systems and various databases while contributing directly to production infrastructure.
Top Skills: C++ClickhouseDockerGoGrpcKubernetesMongoDBPostgresPythonRustTypescript
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Reposted 23 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Artificial Intelligence • Fintech • Software • Financial Services
The Senior Backend Engineer will design and build scalable systems, mentor junior engineers, identify process efficiencies, and communicate technical challenges effectively.
Top Skills: Amazon S3BigQueryDatadogDbtDockerFastapiFlaskGCPGrafanaIncident.IoKubernetesMongoDBPostgresPrometheusPythonRabbitMQRedisSentrySqlalchemyTerraform
Reposted 23 Days AgoSaved
Hybrid
London, UK
Entry level
Entry level
Information Technology • Travel
You will design and build APIs to simplify travel systems, ensuring high code quality and excellent developer experiences.
Top Skills: ElixirGoogle Cloud PlatformKubernetesPhoenix
Reposted 23 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Enterprise Web • Marketing Tech • Software
As a Senior Backend Engineer at Contentful, you will develop AI integrations and platform features to enhance the internal AI ecosystem while collaborating with cross-functional teams to innovate AI-driven solutions.
Top Skills: AWSAzureDockerGCPGenerative AiKubernetesMachine LearningNlpNode.jsTypescript
Reposted 24 Days AgoSaved
Hybrid
London, UK
Mid level
Mid level
Artificial Intelligence • HR Tech • Productivity • Software
As the first engineering hire, you will design Mubit's core infrastructure, focusing on high-performance systems for memory retrieval and shared state management while collaborating with the founding team.
Top Skills: C++GoRust
Reposted 24 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Music
As a Senior Backend Engineer, you will design and build scalable Java services, optimize data pipelines, and improve backend systems while collaborating with cross-functional teams at Spotify.
Top Skills: BigQueryBigtableCms IntegrationsGoogle Cloud PlatformGrpcJavaMachine Learning
Reposted 15 Days AgoSaved
Remote or Hybrid
London, UK
Expert/Leader
Expert/Leader
Information Technology • Mobile • Consulting
As a Backend Staff Engineer, you will lead technical standards, mentor junior engineers, conduct code reviews, and drive feature development in a fast-growing on-demand services environment.
Top Skills: A/B TestingGitJavaScriptNode.jsReact
Reposted 25 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Information Technology • Software
The role involves developing digital solutions, leading teams in Agile and DevOps environments, and mentoring while ensuring high-quality Java-based systems development and testing.
Top Skills: AntAtlassianBootstrapCSSDockerGitGradleHTMLJavaKubernetesMavenMySQLPostgresSpring Boot
16 Days AgoSaved
Remote
London, UK
Mid level
Mid level
Software
The role involves developing and improving SaaS platform features, mentoring team members, and participating in on-call rotations for customer support, all while working remotely.
Top Skills: Go
Reposted 17 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Gaming • Software • Automation
Design, build, test, and maintain backend services and APIs for the casino platform. Ensure reliability, scalability, and code quality; participate in reviews, shape architecture, collaborate with product and vendors, and ship continuously in a fast-paced environment.
Top Skills: AWSAzureGCPPostgresPython
Reposted 17 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Marketing Tech
The Senior Backend Engineer will enhance back-end development with Python/Django, implement new features, and improve architecture while collaborating with an Agile team.
Top Skills: CloudflareDjangoGitlabKubernetesMemcachedNginxPostgresPythonRedisSolrVarnish
Reposted 18 Days AgoSaved
Remote
London, UK
Mid level
Mid level
Cloud • Software
As a Backend Software Engineer, you'll design scalable backend systems, optimize database performance, and collaborate with front-end and DevOps teams.
Top Skills: AWSAzureDockerGCPGoKubernetesNode.jsNoSQLPythonSQL
Reposted 18 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Automotive • Information Technology • Insurance
Lead and mentor engineering teams, design and build Python microservices, ensure system resilience and scalability, and improve CI/CD processes.
Top Skills: Cloud-NativeMicroservicesPython
Reposted 19 Days AgoSaved
In-Office or Remote
London, UK
Entry level
Entry level
Artificial Intelligence • Information Technology
The Full-Stack Engineer will enhance backend functionality, collaborate with teams, and maintain platform performance and security, requiring expertise in Python.
Top Skills: APIsCloud InfrastructureKubernetesPythonStorage Solutions
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