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Top Software Engineer Jobs in London

Reposted 17 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Blockchain • Software
The Senior Software Engineer in Test is responsible for leading test strategy, developing automation frameworks, mentoring engineers, and improving testing culture within the organization. Responsibilities include executing comprehensive test plans, collaborating with teams, and overseeing quality processes.
Top Skills: Automation Libraries And ToolsBlockchainCi/CdGitHaskellLinuxPython
Reposted 17 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Senior level
Senior level
Internet of Things • Software
Design, develop, and deliver scalable software solutions for IoT deployments, enhancing performance and reliability using modern tools and algorithms.
Top Skills: ArgocdCi/CdGitIotJavaKafkaKubernetesMqttNoSQL
18 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Senior level
Senior level
Software
The role involves building advanced security tools and detection systems, leading automation efforts, and collaborating with teams on security strategies at Grafana Labs.
Top Skills: GoGrafanaKubernetesPythonTypescript
18 Days AgoSaved
Easy Apply
London, UK
Easy Apply
Senior level
Senior level
HR Tech • Legal Tech • Software • Consulting
The Senior Software Engineer role involves developing scalable systems using PHP and Laravel, modernizing codebases, managing technical debt, and collaborating with cross-functional teams to deliver high-quality software solutions.
Top Skills: AngularGitJavaScriptLaravelMySQLPHPPostgresReactRest ApisVue
18 Days AgoSaved
London, UK
Senior level
Senior level
Information Technology • Social Media • Software • App development
As a Senior Software Engineer, you will design and develop Fanvue's real-time chat platform, build event-driven APIs, and improve system performance while mentoring junior engineers.
Top Skills: C#DatadogDynamoDBGoGrafanaGrpcNode.jsNoSQLPrometheusRedisRestWebsockets
Reposted 18 Days AgoSaved
London, UK
Mid level
Mid level
Software
Join the 3D graphics team at Mapbox, working on open source vector map rendering, graphics programming, and improving performance for location technologies.
Top Skills: C++MetalOpenglTypescriptVulkanWebglWebgpu
Reposted 18 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Logistics • Software
The Senior Software Engineer will develop full-stack features for Stord's Unbox product, focusing on customer-centric solutions, cloud services, and collaborative problem-solving.
Top Skills: AuroraAWSEventbridgeGithub ActionsGoLambdaMySQLNode.jsPythonReactS3Serverless ArchitecturesTerraformTimescaledb
Reposted 18 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Senior level
Senior level
Information Technology • Internet of Things • Social Impact • Software
The role involves developing AI-driven solutions to enhance emergency call center efficiency, leveraging data, and collaborating with cross-functional teams.
Top Skills: AIDatabricksLlmsPython
Reposted 8 Days AgoSaved
Easy Apply
In-Office
London, UK
Easy Apply
Entry level
Entry level
Fintech • Healthtech • Financial Services
Ophelos is building a talent pool for future engineering roles, encouraging applications from experienced and rising engineers. They value empathy in debt management and are expanding into European markets.
Reposted 24 Days AgoSaved
Remote
London, UK
Mid level
Mid level
Healthtech • Software
As a Lead Software Engineer at Anima, you will enhance existing products and develop new ones focused on healthcare technology. You will work with various technologies, join customer calls, and potentially transition into a managerial role while impacting patient care.
Top Skills: AngularAppsyncAWSCi/CdDynamoDBGraphQLLambdaNode.jsReactTypescript
Reposted 6 Days AgoSaved
Easy Apply
In-Office
London, UK
Easy Apply
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 20 Days AgoSaved
Easy Apply
London, UK
Easy Apply
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
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Reposted 20 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Blockchain • Cryptocurrency
Develop core backend components for a blockchain network, focusing on reliability and scalability, mainly using Rust. Ensure code quality through testing and debugging.
Top Skills: CC++RustZig
Reposted 20 Days AgoSaved
London, UK
Mid level
Mid level
Cloud • Security • Cybersecurity
The Senior Engineer I will lead projects, design and develop features, and ensure high availability of Menlo's security platform, focusing on backend development and cloud technologies.
Top Skills: Apache DruidAWSDockerDynamoDBGCPGitGitlabGoJIRAMySQLPostgresPythonRedisRustTerraform
Reposted 20 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Blockchain • Fintech • Software • Financial Services • Cryptocurrency • Web3
As a Senior Blockchain Engineer, you will design and optimize smart contracts and blockchain infrastructure, collaborate with teams to ensure secure solutions, and lead development efforts in the DeFi ecosystem. You will analyze technologies, mentor staff, and enhance performance while maintaining security best practices.
Top Skills: FoundryHardhatRustSolidityTypescriptYul
Reposted 20 Days AgoSaved
London, UK
Senior level
Senior level
Blockchain • Fintech • Software • Financial Services • Cryptocurrency • Web3
The role entails developing scalable backend systems using Node.js and Nest.js, ensuring high performance and security, and optimizing microservices architecture. Responsibilities also include system monitoring, code quality checks, and collaboration within a fintech context.
Top Skills: DockerEmqxEthers.JsGrafanaKafkaKubernetesNatsNest.JsNode.jsPostgresPrometheusRedisSoliditySQLTypescriptWeb3Web3.Js
Reposted 20 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Blockchain • Machine Learning • Financial Services • Cryptocurrency
Develop and maintain backend features for gaming organizations, integrating Web2 and Web3 technologies while ensuring performance and scalability.
Top Skills: AWSDockerNest.JsPostgresTypescript
Reposted 20 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Senior level
Senior level
Information Technology • Marketing Tech • Sales • Consulting
The Senior Software Engineer will manage full software development life cycle, focusing on data engineering, project leadership, code quality, and customer-centric development.
Top Skills: .Net CoreAi PlatformsAWSC#ElasticsearchJIRAReactSQL
Reposted 21 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Information Technology
As a Senior Software Engineer for Windows Desktop App, you'll develop secure applications for Microsoft Windows, collaborating on features and enhancements for DuckDuckGo's flagship browser.
Top Skills: .Net 8C#GitVisual StudioWebview2Wpf
21 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Mid level
Mid level
Internet of Things
As a Senior Software Engineer, you'll enhance Firefox desktop integrations, tackle OS challenges, and collaborate on project goals with your team.
Top Skills: C/C++macOSRustWindows
21 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Software
The role involves designing, building, and maintaining high-scale backend services for email sending and routing, enhancing system reliability and performance.
Top Skills: HbaseJavaKafkaKotlinKubernetesMySQL
Reposted 21 Days AgoSaved
Easy Apply
London, UK
Easy Apply
Senior level
Senior level
Greentech • Energy
As a Staff Software Engineer, you will build platform infrastructure for real-time data processing, solve optimization problems, and implement APIs and UI designs.
Top Skills: AWSInfrastructure As CodeIotMachine LearningPythonRustServerless TechnologiesTypescriptUnix
21 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Software • Energy
Design and build backend systems for a flexibility engine, collaborating across teams and ensuring reliability for live deployments. Requires experience in distributed systems and maintainable code.
Top Skills: AWSAxiomDynamoDBNode.jsTimescaledbTypescript
Reposted 21 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Logistics • Software
As a Staff Software Engineer focused on AI, you'll integrate AI features into the logistics platform, utilizing Elixir, TypeScript, and various ML tools for real-time data processing and predictive analytics. Responsibilities include API design, building fault-tolerant systems, collaborating with data scientists, and mentoring engineers.
Top Skills: AlloydbAWSAzureElixirGCPKafkaPostgresRabbitMQTypescript
22 Days AgoSaved
Easy Apply
Remote
London, UK
Easy Apply
Senior level
Senior level
Fintech • Software
Design and maintain payment services and SDKs as a Senior Software Engineer, collaborating with teams on features, mentoring engineers, and ensuring security compliance.
Top Skills: .NetC#JavaKotlinMySQLObjective-COracleSQL ServerSwift
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