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Top Software Engineer Jobs in London

Reposted 24 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Cloud • eCommerce • Fintech • Payments • Financial Services
As a Staff Engineer, lead the technical direction for the Financial Infrastructure team by designing cloud-based financial systems and mentoring engineering teams.
Top Skills: AWSFlinkIcebergKafka
Reposted 24 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
HR Tech • Information Technology
As a Staff Software Engineer, you will lead technical decision-making, contribute to product architecture, and enhance code quality in a data SaaS platform.
Top Skills: Apollo ClientChromaticDatadogFigmaGCPGithub ActionsGraphQLJestLinearMantineNode.jsPlaywrightPostgresReactSlackStorybookTypescript
Reposted 25 Days AgoSaved
In-Office
London, UK
Expert/Leader
Expert/Leader
Fintech • Information Technology • Software • Financial Services
Lead the design and development of scalable and secure applications using .NET and Azure. Responsibilities include technical leadership, architecture design, and mentoring engineers.
Top Skills: .Net 8Azure (App ServicesAzure DevopsC#DockerEntity Framework CoreFunctionsGithub ActionsKey Vault)Service BusSQL ServerStorageTerraform
25 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Software
As a Senior Software Engineer II, you'll design scalable backend systems for personalized customer journeys, lead technical direction, collaborate with teams, and mentor peers.
Top Skills: AWSGCPJavaKafkaKotlinPub/Sub
25 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Software
Design and build scalable backend systems for personalized customer experiences, integrating AI and machine learning, and mentoring peers.
Top Skills: AWSGCPJavaKafkaKotlinPub/Sub
25 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Fintech • Analytics
The Lead AWS Software Data Engineer will design and develop scalable data pipelines using Python and AWS tools, collaborate with business teams, and enhance data quality and observability while applying modern software engineering practices.
Top Skills: Apache IcebergSparkAurora PostgresqlAWSEmr ServerlessGlueLambdaPythonS3
Reposted 15 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Software
As a Senior Software Engineer on the Flywheel team, you will write impactful production code, collaborate with cross-functional teams, and work on features that drive business growth and user satisfaction.
Top Skills: AWSDropwizardJavaKafkaKubernetesMySQL
Reposted 15 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Marketing Tech
The role involves developing scalable backend services, AI-enabled tools for marketers, and ensuring collaboration in real-time in a remote setting.
Top Skills: AICi/CdTypescript
Reposted 15 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Marketing Tech
Lead initiatives on API reliability and scalability, mentor engineers, and design distributed systems, focusing on observability and performance improvements.
Top Skills: AIAPIsDistributed Systems
Reposted 15 Days AgoSaved
Remote
London, UK
Mid level
Mid level
Marketing Tech
As a Software Engineer, you'll build reliable systems, drive innovation in autonomous squads, and mentor within a collaborative engineering community.
Top Skills: Backend FrameworksJavaScriptServerless ArchitecturesTypescript
16 Days AgoSaved
London, UK
Senior level
Senior level
Software
As a Senior Software Development Engineer, you will develop complex mapping software, collaborate on tasks, design systems, and promote operational excellence.
Top Skills: AWSCdkEcsGitLambdaNode.jsPythonS3Step FunctionsTypescript
16 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Senior level
Senior level
Internet of Things
As a Senior Software Engineer at Mozilla, you'll develop modern web applications focusing on frontend experiences, collaboration, and platform security.
Top Skills: CSSDjangoGCPHTMLJavaScriptMySQLPythonReactTypescript
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16 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Senior level
Senior level
Artificial Intelligence • Information Technology • Software
Design and build key features for an AI coding platform, focusing on user experience and product growth in a collaborative environment.
Top Skills: Next.JsNode.jsReactTypescript
Reposted 7 Days AgoSaved
Easy Apply
In-Office
London, UK
Easy Apply
Senior level
Senior level
Financial Services
The Senior Engineer will design and develop high-performance trading systems, collaborate with team members, mentor others, and optimize system architecture.
Top Skills: C++Linux
16 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Senior level
Senior level
Internet of Things
As a Staff Software Engineer at Mozilla, you will optimize the Gecko implementation of web standards, enhance performance and reliability, and collaborate across teams on web technologies.
Top Skills: C++File SystemIndexeddbService WorkersWeb Workers
Reposted 16 Days AgoSaved
London, UK
Senior level
Senior level
Information Technology • Social Media • Software • App development
The role involves developing and maintaining an internal admin tool, collaborating with teams to create efficient workflows, and ensuring optimal performance and user experience with a focus on clean coding practices.
Top Skills: Material UiPostgresPrismaReactReact-AdminTypescript
Reposted 16 Days AgoSaved
London, UK
Senior level
Senior level
Information Technology • Social Media • Software • App development
As a Senior Full Stack Engineer, you'll build and scale our platform, optimize databases, develop APIs, and ensure cross-platform user experiences while collaborating with designers and engineers.
Top Skills: AmplitudeAWSExpress.JsGitGoogle AnalyticsNext.JsNode.jsPostgresTypescript
Reposted 16 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Mid level
Mid level
Information Technology • Software
As a Senior Software Engineer at Rewardful, you'll improve infrastructure, optimize performance, implement scalable solutions, and develop new features for our SaaS affiliate management platform.
Top Skills: CapybaraCi/CdCloud InfrastructureDockerGithub ActionsHerokuJavaScriptKubernetesPostgresRedisRspecRuby On RailsSidekiqTypescript
Reposted 16 Days AgoSaved
Easy Apply
London, UK
Easy Apply
Senior level
Senior level
Information Technology • Consulting
The Senior Software Developer will design and deliver software solutions using React, Angular, and other technologies while collaborating with stakeholders on a global travel technology project.
Top Skills: AngularAngularjsBootstrapC++CSSJavaScriptLinuxPythonReactRestSQLTypescriptUnix
Reposted 16 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Fintech • Software • Financial Services
The Senior Software Engineer will develop scalable software, focusing on Go, databases, and micro-services while ensuring code quality and teamwork.
Top Skills: AWSCi/CdElasticGoPostgres
Reposted 16 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Marketing Tech • Design
This role involves leading the development of AI systems, building data pipelines, ensuring platform reliability, and collaborating with Product and Design teams.
Top Skills: AWSCi/CdContainersGCPGenaiInfrastructure-As-CodeKotlinLlmsNode.jsPython
Reposted 17 Days AgoSaved
Easy Apply
London, UK
Easy Apply
Junior
Junior
Information Technology • Consulting
As a Junior Software Developer, you'll train in Java and Scala, build real applications, and collaborate globally to solve business challenges.
Top Skills: JavaScala
Reposted 23 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Senior level
Senior level
Cloud • Software
Develop and enhance MAAS core components, improve architecture, collaborate across teams, and ensure high standards in documentation and CI practices.
Top Skills: DhcpDnsGoKvmLxcNtpPxePythonReactTftpTypescript
Reposted 17 Days AgoSaved
Easy Apply
In-Office or Remote
London, UK
Easy Apply
Senior level
Senior level
Fintech • Information Technology
As a Senior Software Engineer, design and maintain backend services for portfolio management, trade aggregation, and financial analytics. Collaborate with teams to create efficient systems and write maintainable code in Go.
Top Skills: Go
Reposted 17 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Information Technology • Software
As a Senior OSS Engineer, you'll maintain and develop the Storybook codebase, enhancing APIs, collaborating with teams, and creating detailed documentation while participating in the support rotation and possibly representing Storybook externally.
Top Skills: JavaScriptNext.JsTypescriptVite
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