Top Software Engineer Jobs in London

Reposted 13 Days AgoSaved
Remote
London, UK
Junior
Junior
Information Technology • Consulting
Design and develop software solutions from scratch, collaborating on government projects, and participating in the software development lifecycle.
Top Skills: C#GoJavaPython
Reposted 13 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Artificial Intelligence • Machine Learning • Big Data Analytics
As a Senior Software Engineer, you'll lead backend and edge/IoT engineering, implement scalable solutions, mentor peers, and collaborate with teams to deliver impactful AI solutions.
Top Skills: C#C++DockerGitlab Ci/CdGoJavaKubernetesPythonRust
Reposted 13 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Artificial Intelligence • Machine Learning • Big Data Analytics
Lead Software Engineer responsible for backend and edge/IoT engineering, mentoring teams, designing scalable solutions, and implementing CI/CD processes.
Top Skills: C++DockerGitlab Ci/CdGoKubernetesPythonRust
Reposted 23 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Artificial Intelligence • Software
Own and improve Langfuse SDKs (Python and TypeScript), ensuring reliability, performance, API design, integrations with AI frameworks, OpenTelemetry support, documentation, and developer experience.
Top Skills: Amazon BedrockClickhouseExpressGoJavaLangchainLivekitLlamaindexNext.JsOpenai SdkOpentelemetryOtlpPostgresPydantic AiPythonRedisS3TypescriptVercel Ai Sdk
Reposted 23 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Software
Enhance and maintain the Agave client and Solana infrastructure by debugging, designing adversarial test frameworks, profiling performance, benchmarking solutions, collaborating across teams, and producing documentation to ensure reliability, security, and scalability.
Top Skills: Agave ClientBitcoinC++Consensus AlgorithmsDistributed SystemsEthereumLinuxNetworkingRustSolana
Reposted 23 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Fintech • Financial Services
The Staff Software Engineer will lead projects, enhance tooling, collaborate with teams and clients, and uphold technical standards within a hybrid work environment.
Top Skills: AWSGCPGrafanaJavaKubernetesMicroservicesTeamcityTerraform
Reposted 23 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Big Data • Fintech • Information Technology • Machine Learning • Financial Services
As a Software Engineer, you'll transform systems, design high-performance distributed systems, and contribute to engineering growth and success.
Top Skills: C#C++
Reposted 23 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Healthtech • Other • Software • Biotech
Design, develop, and maintain shared microservices and core platform infrastructure. Own full service lifecycle (architecture, implementation, deployment, monitoring, and operational support). Ensure solutions are secure, scalable, performant, and adoptable; collaborate across teams, mentor colleagues, and drive engineering best practices.
Top Skills: JavaJavaScriptKubernetesServerlessTerraformTypescript
Reposted 23 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Healthtech
Design, develop, and maintain shared microservices and core platform infrastructure. Own full service lifecycle including architecture, implementation, deployment, monitoring, and operational support. Collaborate with product and engineering teams, ensure security, performance, and reliability, and mentor colleagues while driving engineering best practices and continuous improvement.
Top Skills: AWSJavaJavaScriptJenkinsKubernetesPythonReactServerlessTerraformTypescript
14 Days AgoSaved
Remote
London, UK
Mid level
Mid level
Software
As a Staff Software Engineer, you will focus on operational excellence by promoting strong DevOps/SRE practices, leading system reliability, and guiding teams in building scalable cloud systems. You'll influence product direction and documentation, and work on performance testing tools with a global impact.
Top Skills: AWSDockerGoGrafanaJSONKubernetesPython
Reposted 14 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Information Technology
As a Senior Software Engineer, you'll develop high-quality software solutions, mentor junior members, apply best practices in design and build, and contribute to technical decisions in a collaborative environment.
Top Skills: ActivitiAWSAzureBpmn 2.0CamundaContinuous DeliveryContinuous IntegrationFlowableJavaJbpm
Reposted 24 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Biotech
Design, develop, and maintain shared microservices and core platform infrastructure with full lifecycle ownership (architecture, implementation, deployment, monitoring, and operational support). Ensure solutions are secure, performant, scalable, and easy for teams to adopt. Collaborate across engineering, product, and business teams, and mentor colleagues to raise engineering standards.
Top Skills: JavaJavaScriptKubernetesServerlessTerraformTypescript
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Reposted 24 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Artificial Intelligence • Software
The Principal Software Engineer will lead the development of the DeepEditor product, mentor engineers, and ensure high-quality technical solutions while collaborating across teams.
Top Skills: GoJavaPythonReactRubyTypescript
Reposted 24 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Fashion • Marketing Tech • Retail • Software
The role involves leading a team to build and enhance the demand system for a B2B marketplace, integrating AI technology, and driving growth through full-stack development and collaboration with cross-functional teams.
Top Skills: Ai/Ml IntegrationNode.jsReact NativeTypescript
Reposted 24 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Enterprise Web • Marketing Tech • Software
As a Senior Machine Learning Engineer, you will design, develop, and optimize ML solutions for enterprise customers, focusing on generative AI for improved content management. Collaborate with teams to ensure high-quality outputs and lead ML education efforts.
Top Skills: AWSAzureDockerGCPGenerative AiJupyter NotebookKubernetesMachine Learning
Reposted 24 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Artificial Intelligence • Cloud • Social Impact • Software • Wearables
The Senior Software Engineer will design and maintain backend services, enhance CI/CD systems, and develop scalable AWS infrastructure, while contributing to architectural decisions and ensuring system security and observability.
Top Skills: AWSCloudwatchDockersGoGrafanaJavaKubernetesPythonTerraform
Reposted 2 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Insurance
Join Rothesay as a Quantitative Engineer to build functionalities on a new platform using Rust and Python, focusing on financial analytics.
Top Skills: C++Cloud ComputingLinux/UnixWindowsPythonRustSlang
Reposted 15 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Fintech • Information Technology
As a Senior Software Engineer, you will develop and maintain Alpaca's platform services, including event streaming infrastructure and authentication systems, while ensuring software quality and reliability.
Top Skills: Argo CdFlatbuffersGoGoogle Cloud PlatformGoogle Kubernetes EngineGrafanaGrpcHelmJwtKafkaKeycloakKubernetesOpenid ConnectPostgresPrometheusProtocol BuffersRedpandaRestful ApisSAMLTempoTerraform
Reposted 15 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Cloud • Information Technology • Software
As a Senior Software Engineer, you will design and implement distributed storage components for streaming tables, improve performance and reliability, and contribute to the Apache Fluss project.
Top Skills: Apache FlussDeltaFlinkGoHudiIcebergJavaKafkaPulsarRust
Reposted 15 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Fintech • Software • Financial Services
The Senior Staff Software Engineer will lead the architecture of the agentic platform, define shared service designs, partner with teams for reusable capabilities, provide technical leadership, and implement cost-management and evaluation pipelines.
Top Skills: AngularAWSDatadogDockerEksFaustFlaskFlutterGitJavaJooqMySQLPostgresPythonRollbarSemgrepSonarcloudSpring BootTectonTerraform
Reposted 15 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Fintech • Software • Financial Services
As a Staff Software Engineer, you will develop backend services for the agentic platform, integrating AI capabilities and ensuring system reliability, security, and developer usability.
Top Skills: Angular 2+AWSDatadogDockerEksFaustFivetranFlaskFlutterGitJavaJooqLookerMySQLPostgresPythonRestful ApisRollbarSemgrepSnowflakeSonarcloudSpring BootTectonTerraform
Reposted 15 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Information Technology • Other • Software
The Sr. Software Engineer (FE) will lead the development of scalable frontend applications using React. Responsibilities include systems design, testing strategy, performance optimization, AI integration, and mentoring.
Top Skills: AWSCypressDockerJestKubernetesNode.jsPlaywrightReactReact Testing LibraryRuby On RailsTypescriptViteWebpack
Reposted 25 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
3PL: Third Party Logistics
Join a product-minded engineering team at Omnea, focusing on developing cloud-native software solutions with full-stack responsibilities using Typescript, AWS, and various modern technologies, driving growth and scalability.
Top Skills: AWSAws CdkDynamoDBEventbridgeGithub ActionsJavaScriptLambdaLogrocketLumigoMaterial UiPostgresReactSentrySstTypescript
Reposted 25 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Artificial Intelligence • Natural Language Processing • Generative AI
The role involves building and maintaining critical systems for AI inference, optimizing compute efficiency, and supporting research and deployment of AI models.
Top Skills: AWSGCPKubernetesPythonRust
Reposted 25 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Artificial Intelligence • Sales
Design, ship, and maintain telecommunication capture services in a multi-cloud environment. Modernise and operate resilient audio/video capture platforms, support production systems, and collaborate with product and customer teams to deliver robust VoIP solutions.
Top Skills: Acme PacketAsteriskAudiocodesAWSAzureCC++DnsDockerFirewallsFreeswitchGCPIp NetworkingKubernetesLinuxNatOpensipsPcmaPcmuSbcSipSippTerraformVoipVpnWav
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