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Top Backend Developer Jobs in London

Reposted 15 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Fintech • Payments • Financial Services
As a Senior Backend Engineer, you will design and build scalable backend features in Golang, ensuring reliability and high performance while collaborating with cross-functional teams to deliver compliant financial products.
Top Skills: DockerGoKafkaPostgresRedis
Reposted 15 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Artificial Intelligence • Information Technology • Software • Generative AI
As a Backend Engineer, you will build AI-first internal tools, develop data architecture, and automate processes for the commercial team.
Top Skills: AmplitudeBigQueryDatabricksFireboltNode.jsNotionPostgresRetoolSlackSnowflakeStripeTypescript
Reposted 15 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Food • Travel
As a Staff Backend Engineer, you'll architect scalable backend systems, oversee technical decisions, mentor engineers, and optimize for performance and reliability.
Top Skills: AIMlPythonScala
Reposted 15 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Food • Travel
As a Senior Backend Engineer, you will design and build resilient backend systems and APIs, own critical data pipelines, and prepare systems for future data growth while focusing on impact and customer outcomes.
Top Skills: PythonScala
Reposted 15 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Food • Travel
Design, build, and operate backend services and APIs with a focus on data pipelines and system reliability within a small engineering team.
Top Skills: PythonScala
Reposted 15 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Information Technology • Software
The role involves developing digital solutions, working in Agile environments, and collaborating in multi-disciplinary teams, focusing on Golang coding and testing.
Top Skills: AngularAntAtlassianAWSBootstrapCSSCypressDockerGitGoGradleHTMLJunitKubernetesMavenMockitoMySQLOpen Source BpmnPostgresReactRedhat OpenshiftSpring BootVue
Reposted 11 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Blockchain • Fintech • Software • Financial Services • Cryptocurrency
The Senior Back End Engineer will lead the development of a Sportsbook platform, design software solutions, improve system performance, and manage the development lifecycle.
Top Skills: AWSCi/CdJavaKotlinSpring
16 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Artificial Intelligence • Software
The Backend Developer will engage in application development focusing on coding, debugging, and collaborating with cross-functional teams to provide technical solutions and improve backend infrastructure.
Top Skills: AWSAzureDockerDotnet C#Entity FrameworkGitLinqMs SqlQuartzRabbitMQRestSQL Server
Reposted 6 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Senior level
Senior level
Fintech • Payments • Financial Services
Design, develop, and maintain backend services and APIs, optimize performance, ensure code quality, and contribute to architectural decisions.
Top Skills: AzureC#GoJavaScala
Reposted 6 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Fintech • HR Tech • Payments • Financial Services
Design, build, and maintain scalable backend services and APIs using Node.js/TypeScript. Optimize PostgreSQL queries, ensure high-volume performance, implement secure JWT-based authentication, and collaborate cross-functionally across product, frontend, and QA throughout the SDLC.
Top Skills: APIsAWSJavaScriptJwtNode.jsPostgresQueue-Based SystemsServerless ArchitectureSQLTypescript
Reposted 6 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Senior level
Senior level
Software
In this role, you'll maintain Grafana Mimir OSS, collaborate on new features, ensure system reliability, and support fellow engineers while being part of on-call rotations.
Top Skills: CC++GoGrafanaKafkaKubernetesPrometheusPythonRust
Reposted 16 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Fintech • Software • Financial Services
Build and maintain backend services for iwoca's German market, owning projects end-to-end. Improve and automate operational workflows (underwriting, notifications, account management), evolve architecture for scale, advocate for engineering quality, and mentor teammates while reducing manual effort.
Top Skills: Ci/CdDjangoFastapiFlaskMySQLNinjaPostgresPythonReactTypescript
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Reposted 16 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Artificial Intelligence • Machine Learning • Software • Analytics
Lead the design and implementation of scalable backend systems, ensuring performance and security while mentoring junior engineers in a product-driven environment.
Top Skills: AWSBig Data AnalyticsGCPGoMachine Learning ServicesNosql Databases
Reposted 16 Days AgoSaved
Easy Apply
In-Office
London, UK
Easy Apply
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
Reposted 16 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Fintech • Software
Responsible for building and optimizing backend services, managing data accuracy, database performance, design ingestion pipelines, and support AI workflows.
Top Skills: ClickhouseElasticsearchKafkaKotlinPostgresPub/SubPythonSQLTypescript
Reposted 16 Days AgoSaved
Remote or Hybrid
London, UK
Senior level
Senior level
Fintech • Software • Financial Services
Develop and maintain high-performance microservices, engage in the full software development lifecycle, and collaborate within autonomous teams. Understand service architecture and optimize solutions for scalability and resilience.
Top Skills: Apache CassandraApache KafkaClickhouseDockerElasticsearchGitGitlabGoGrafanaHaproxyJava 17KibanaMariadbNginxNode.jsRedisSpringTelegrafTimescaledbTypescript
Reposted 16 Days AgoSaved
Remote or Hybrid
London, UK
Mid level
Mid level
Cloud • Information Technology • Internet of Things • Productivity • Software
The Backend Engineer will develop and maintain backend services and data pipelines to support Miro's AI initiatives, ensuring scalability and reliability.
Top Skills: AnthropicAws BedrockCi/CdJavaKotlinOpen AiPython
17 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Music
Design and operate backend services for Spotify's voice experiences, collaborating across disciplines and ensuring code quality and system reliability.
Top Skills: Cloud-Native InfrastructureCudaEvent-Driven SystemsGrpcHTTPPythonPyTorch
Reposted 17 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 17 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Artificial Intelligence • Logistics • Software • Automation
The Senior Backend Developer will design and develop software solutions in Golang, conduct code reviews, mentor juniors, collaborate on system architecture, and optimize applications for performance.
Top Skills: AWSAzureCdCiDockerGCPGitGoMySQLPostgres
18 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
AdTech • Digital Media • Marketing Tech • Software
Seeking an experienced Back End Engineer to lead backend systems development, API design, system architecture, and collaborate across teams. Responsibilities include high-quality coding, performance optimization, DevOps, and mentoring other developers.
Top Skills: AWSAzureCircleCIDockerExpress.JsGCPGitlab CiJenkinsMongoDBMySQLNode.jsPostgres
18 Days AgoSaved
Easy Apply
In-Office
London, UK
Easy Apply
Mid level
Mid level
Marketing Tech • Software
Develop new features and improvements for in-house applications and microservices using Java and related technologies while collaborating cross-functionally. Ensure code quality and advocate for emerging tech.
Top Skills: CouchbaseDockerElasticsearchGradleHibernateJava 17+KafkaSpring BootSQL
Reposted 18 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
Reposted 8 Days AgoSaved
Easy Apply
London, UK
Easy Apply
Senior level
Senior level
Artificial Intelligence
Lead Software Engineer responsible for back-end development, project ownership, and collaborating with product managers to shape AI-powered video generation solutions.
Top Skills: AIFlaskPythonReactSaaSTypescript
Reposted 8 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Information Technology • Consulting • Automation
As a Senior Product Engineer at Secfix, you will design, build, and maintain backend systems, collaborating with product teams and mentoring junior engineers, while leveraging AI tools for development.
Top Skills: Ai ToolsAWSGitlab Ci/CdGoHibernateJavaPostgresSpring BootSQLTypescript
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