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Top Software Engineer Jobs in London

Reposted 2 Days AgoSaved
In-Office
London, UK
Internship
Internship
Artificial Intelligence • Software • Biotech
Interns will work on AI, code understanding, and data analytics, focusing on distributed systems and AI agents while collaborating with experienced engineers.
Top Skills: C++JavaJavaScriptPythonScala
Reposted 2 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Software • Cryptocurrency
As a Software Engineer, you'll develop backend services for crypto trading, optimize systems, and collaborate with product teams throughout the development lifecycle.
Top Skills: C#C++GoJavaPython
Reposted 2 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Artificial Intelligence
Design and maintain codebase, tools, and services for training AI models. Write clean, efficient code and optimize distributed systems.
Top Skills: C++GoJavaKubernetesPythonRustSlurm
Reposted 2 Days AgoSaved
Easy Apply
In-Office
London, UK
Easy Apply
Senior level
Senior level
Blockchain • Fintech • Financial Services • Cryptocurrency • Web3
Design and optimize low-latency trading systems, implement trading algorithms, and ensure reliability while leading a team and collaborating with stakeholders.
Top Skills: AWSC++DockerKubernetesPythonRustSQL
Reposted 2 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Big Data • Fintech • Information Technology • Machine Learning • Financial Services
The Software Engineer will develop remote development capabilities, improve user experiences, implement CI/CD pipelines, and ensure platform security. Ideal for adaptable developers with Kubernetes and Linux expertise.
Top Skills: ArgocdArtifactoryBambooBashGitGitGoGrafanaJaegerJenkinsKubernetesLinuxPrometheusPython
Reposted 2 Days AgoSaved
Easy Apply
In-Office
London, UK
Easy Apply
Mid level
Mid level
Information Technology
Develop and maintain Neo4j Aura, a Kubernetes-based Graph Database-as-a-Service, focusing on custom Kubernetes operators for managing Neo4j clusters.
Top Skills: AWSAzureBashGCPGithub ActionsGoKubernetes
Reposted 2 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Fintech • Information Technology • Payments
As a Mid-Level Software Engineer, you'll develop and maintain backend services using Java and Spring Boot, collaborate with teams, and implement scalable solutions.
Top Skills: AWSDockerElasticsearchJavaKafkaKubernetesSpring BootSQLTerraform
3 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Artificial Intelligence • Healthtech • Information Technology • Other • Analytics
The Software Engineer III builds accessible and performant UI components, collaborates with backend teams, contributes to reusable libraries, and ensures high-quality user experiences while optimizing performance and accessibility standards.
Top Skills: AWSNext.JsNode.jsReactTypescript
3 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Artificial Intelligence • Healthtech
The role involves building and maintaining integrations with healthcare systems, collaborating with AI/ML teams, ensuring performance and security, and improving documentation pipelines.
Top Skills: APIsFastapiFhirHl7MongoDBPythonRedis
Reposted 3 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Fintech • Financial Services
Collaborate with management to integrate functions, resolve complex problems, develop coding standards, and coach mid-level developers within a low-latency UI engineering team.
Top Skills: AWSCi/CdCypressDockerGitJavaJavaScriptJestKubernetesReactRestful ApiTerraformTypescript
Reposted 3 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Healthtech • Biotech • Pharmaceutical
Develop scalable cloud infrastructure and robust software solutions for AI/ML, collaborating with engineers and scientists to enhance scientific research.
Top Skills: AWSAzureGCPJaxPythonPyTorchTensorFlow
Reposted 3 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Fintech • Software • Financial Services
As a Software Engineer, you'll design and develop payment features, collaborate in a cross-disciplinary team, and apply software engineering practices.
Top Skills: Amazon AwsDockerGitGoogle GcpJavaJenkinsJSONKafkaKubernetesMavenMs AzureRest ApisSpring BootSQLWmq
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Reposted 3 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Gaming • Internet of Things • Machine Learning • Software
Design and implement scalable features in React Native for SDK and mobile applications. Collaborate with teams, maintain documentation, and ensure performance across devices.
Top Skills: GitJavaScriptReact NativeTypescript
Reposted 8 Days AgoSaved
Easy Apply
Hybrid
London, UK
Easy Apply
Senior level
Senior level
Fintech • Software • Financial Services
Lead the design, development, and delivery of back-office applications for Cleared Derivatives, focusing on Java back-end and ReactJS front-end, with responsibilities including microservices architecture and deployment on Kubernetes.
Top Skills: Apache KafkaApache SolrApache ZookeeperAws DocumentdbDockerHashicorp VaultJavaKubernetesMongoDBReact
Reposted 8 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Cloud • Information Technology • Security • Software • Cybersecurity
Lead the architecture and integration of backend systems for Cloudflare's support platform, mentoring engineers and defining a technical roadmap.
Top Skills: GoPythonReact
Reposted 8 Days AgoSaved
Easy Apply
Hybrid
London, UK
Easy Apply
Senior level
Senior level
Consumer Web • eCommerce • Marketing Tech • Retail • Software • Analytics • Generative AI
As a Senior Software Engineer, you'll lead complex projects in the Internationalisation Platform, enhancing translation and localisation capabilities. You'll collaborate with cross-functional teams, ensure system excellence, and mentor junior engineers.
Top Skills: AuroraAws Ec2Aws TranslateBabelBedrockBuildkiteCassandraCdnsCeleryChronosphereClaudeCortexCSSCursorDjangoDynamoDBEslintFastapiGeminiGinGitGoGraphQLHTMLJavaScriptJson SchemaJson:ApiKubernetesLangchainMemcacheMySQLOpenaiPrettierPulsarPythonRabbitMQRdsReactRedisRestSplunkTerraformTypescriptWebpack
Reposted 8 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Productivity • Sales • Software
As a Senior Software Engineer, you'll shape product architecture, evolve engineering practices, and collaborate closely with teams in a CI/CD environment using cutting-edge technologies.
Top Skills: AWSElasticsearchMySQLNode.jsReactRedisReduxRuby On Rails
Reposted 3 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Fintech • Software
Join a specialist Actuarial Software Development team as a full-stack developer, creating high-quality software solutions and product enhancements while managing IT controls and server management.
Top Skills: Asp.NetC#HTMLJSONSQL ServerVb.NetWebservicesXMLXslt
Reposted 3 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Insurance
As a DevOps Software Engineer, you will support the hx Renew platform, provide technical guidance, and mentor team members while tackling complex engineering tasks.
Top Skills: .NetAngularGitGitGitlabJasmineJavaJestJSONMochaNunitRestSeleniumSoap
Reposted 3 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Fintech • Payments • Financial Services
As a Software Engineer, you will engineer and maintain innovative software solutions, collaborating across teams to produce high-quality software across the development lifecycle.
Top Skills: AgileBashBitbucketCicdCicsCobolConfluenceDb2EndevorFileaidGitGitlabIbm Explorer For ZosIbm UcdIntellijJava MicroservicesJenkinsJIRAJSONRestful ApisSoaSoapWsdlXpeditorZos
Reposted 3 Days AgoSaved
Easy Apply
In-Office
London, UK
Easy Apply
Mid level
Mid level
Database • Financial Services
The DeFi Software Engineer will build high-performance trading systems, contribute code in Rust and Python, and debug performance issues while interacting with decentralized markets and protocols.
Top Skills: AWSC#C++GoGrafanaJavaJson-RpcKotlinPythonRustSolanaSolidity
4 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Healthtech
Join Our Future Health as a Software Engineer, focusing on building cloud applications with Ruby on Rails, managing sensitive health data, and supporting researchers with data access.
Top Skills: AzureKubernetesPostgressqlRuby On RailsTerraform
Reposted 4 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Financial Services
The Market Data Software Engineer will lead the architecture and implementation of a low-latency market data platform, oversee engineering teams, manage projects, and ensure data quality and governance for financial services.
Top Skills: AWSAzureDockerGCPJavaKubernetesPythonSQL
Reposted 9 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Healthtech • Software • Biotech • Pharmaceutical
Design and develop technology solutions in partnership with global teams, addressing challenges in cancer care through innovative software engineering practices.
Top Skills: AWSC#JavaPythonSnowflakeSQL
Reposted 3 Hours AgoSaved
Easy Apply
Remote or Hybrid
London, UK
Easy Apply
Senior level
Senior level
Artificial Intelligence • Cloud • Computer Vision • Hardware • Internet of Things • Software
Samsara is seeking a Senior Software Engineer to lead the design and development of vehicle telematics solutions, focusing on technical design, data modeling, and full-stack customer solutions involving ML and AI.
Top Skills: AIGoGraphQLJavaMlPythonReactReactnativeTypescript
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