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Top Software Engineer Jobs in London

Reposted 6 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Information Technology • Security • Software
As a Senior Full Stack Software Engineer at Entrust, you will develop, maintain, and enhance systems for secure identity verification, focusing on both frontend and backend technologies. This role emphasizes collaboration across teams and ensures high-quality product delivery while adhering to privacy and security standards.
Top Skills: AWSDockerGitlabKotlinKubernetesNode.jsPythonReactRest ApisRubyTypescript
Reposted 6 Days AgoSaved
In-Office
London, UK
Internship
Internship
Financial Services
As a Software Engineering intern, work on real-world projects with mentors, learning how to use OCaml and engage in problem-solving in finance-related projects.
Top Skills: Ocaml
Reposted 6 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Biotech
As a Software Engineer, you'll design and manage GPU/TPU infrastructure targeting AI/ML workloads, collaborating across teams to optimize performance and ensure reliability of machine learning systems.
Top Skills: GCPGpuKubernetesTpu
Reposted 6 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Biotech
You will contribute to the inference platform, maintain APIs, support users, improve CI/CD, and ensure platform reliability.
Top Skills: GCPKubernetesPython
Reposted 6 Days AgoSaved
In-Office
London, UK
Entry level
Entry level
Aerospace • Manufacturing
As a DTN Software Engineer, you will develop and maintain DTN products, work on distributed systems, and collaborate with other engineers to innovate communication solutions.
Top Skills: AWSGoogle Cloud PlatformGrpcKubernetesProtocol BuffersRust
Reposted 6 Days AgoSaved
Remote or Hybrid
London, UK
Mid level
Mid level
Artificial Intelligence • Software
The role involves building and scaling data infrastructure for multimodal AI systems, developing high-throughput data pipelines, and collaborating with ML researchers and product teams to enhance data systems.
Top Skills: BeamPythonRaySpark
Reposted 6 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Financial Services
As a Staff Python Software Engineer, you will lead engineering initiatives, optimize deployment patterns, define coding standards, maintain core components, and foster collaboration across teams to enhance developer experience and operational efficiency.
Top Skills: AWSFastapiMySQLOpentelemetryPostgresPythonSqlalchemy
Reposted 6 Days AgoSaved
In-Office
London, UK
Entry level
Entry level
Fintech • Financial Services
As a Backend Software Engineer at Engine by Starling, you will develop and deliver features for our banking platform, contribute to our internal tooling, and collaborate across teams, embracing a culture of learning and ownership.
Top Skills: AWSGCPGrafanaJavaKubernetesMicroservicesTeamcityTerraform
Reposted 6 Days AgoSaved
Hybrid
London, UK
Mid level
Mid level
Cloud • Real Estate • Software
As an Intermediate Software Engineer II, you'll collaborate with teams to develop web applications using TypeScript and React, mentor junior developers, and improve code quality through reviews and testing.
Top Skills: CypressJestReactReact Testing LibraryTypescript
Reposted 6 Days AgoSaved
In-Office
London, UK
Junior
Junior
Artificial Intelligence • Transportation
Develop custom tools and interfaces using low-code products, automate workflows, ensure data integrity, and collaborate with stakeholders to solve operational challenges.
Top Skills: APIsETLFlyteGitJavaScriptKafkaKubernetesPythonSparkSQL
Reposted 6 Days AgoSaved
In-Office or Remote
London, UK
Mid level
Mid level
Artificial Intelligence • Big Data
Seeking a Full Stack Software Engineer with expertise in cloud platforms, full-stack development, and Agile methodologies to build data-driven solutions.
Top Skills: AnsibleAWSCC++GCPGit HubJavaJavaScriptJenkinsKubernetesMavenMicroservicesOraclePythonRestful Web ServicesScalaTomcat
Reposted 6 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Fintech • Information Technology • Payments
Join Visa as a Software Engineer in Test, focusing on API testing, CI/CD integration, cloud solutions, and implementing QA best practices within an Agile team.
Top Skills: Api TestingAWSCi/CdCloud-Native ArchitecturesDockerGitlab CiJavaJenkinsKafkaKubernetesWiremock
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Reposted 6 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Fintech • Information Technology • Payments
Seeking a Software Engineer for Regulatory Reporting to build backend systems ensuring compliance. Responsibilities include system design, data integration, and audit support.
Top Skills: AWSBigQueryJavaPythonRedshiftSnowflakeTerraform
Reposted 6 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Fintech • Information Technology • Payments
The Software Engineer will develop and maintain backend services using Java and Spring Boot, collaborating in Agile teams to deliver scalable solutions. They will ensure system reliability and implement observability features, while supporting event-driven architectures and participating in CI/CD processes.
Top Skills: AWSDockerElasticsearchJavaKafkaKubernetesSpring BootSQL
Reposted 7 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Blockchain • Fintech • Financial Services • Cryptocurrency • Web3
As a Senior Back-End Engineer on the Brokerage - Orders team, you'll develop and integrate APIs for crypto services while optimizing systems for performance and security. You will also advocate best practices and collaborate within interdisciplinary teams.
Top Skills: AmplitudeSparkBigQueryDatadogGrafanaJavaKafkaKotlinPostgresRedisScala
Reposted 7 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Cloud • eCommerce • Fintech • Payments • Financial Services
Lead the UI implementation of products and services, managing project priorities and ensuring high-quality deliverables in frontend development.
Top Skills: C#ElasticsearchNoSQLReactTypescript
Reposted 7 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Information Technology • Software
As a Full Stack Software Engineer, you'll optimize frontend and backend performance, collaborate with teams on improvements, and contribute to reusable UI components.
Top Skills: AngularGoPHPPythonTypescript
Reposted 7 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Information Technology
As a Full-Stack Software Engineer, you will develop core user experiences, build technology infrastructure, and create reliable services for the Neo4j Aura cloud platform. You will work on both back-end and front-end technologies, ensuring high availability and reliability for users globally.
Top Skills: AWSAzureDockerGCPGoJavaScriptKubernetesPythonReactTypescript
Reposted 7 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Software • Energy
As a Software Engineer II at Kaluza, you'll build and improve backend services for their Energy Retail platform, collaborate with teams, and ensure high engineering standards while using various technologies.
Top Skills: AWSDockerGraphQLKafkaKubernetesNode.jsTerraformTypescript
Reposted 7 Days AgoSaved
In-Office
London, UK
Junior
Junior
Cloud • Fintech • Software
As a Software Engineer, you will design, develop, and test cloud banking software, collaborate across teams, and apply AI/ML techniques to improve product quality.
Top Skills: AICloud ComputingGitMlReactSalesforceWeb Application Development
8 Days AgoSaved
Hybrid
London, UK
Mid level
Mid level
Cloud • eCommerce • Fintech • Payments • Financial Services
As a Frontend Software Engineer, you'll collaborate with product and design teams to develop and maintain intuitive user interfaces, ensuring optimal customer experiences across Checkout.com. Responsibilities include managing project priorities, software design, implementation, testing, and enhancing software solutions with a focus on performance and security.
Top Skills: C#ElasticsearchNoSQLReactTypescript
8 Days AgoSaved
In-Office or Remote
London, UK
Entry level
Entry level
Fintech • Software • Financial Services • Cryptocurrency
Join a portfolio company as a Software Engineer to work on a performance-sensitive stack for crypto's dark pool, focusing on full onchain systems.
Top Skills: Distributed SystemsHedging InfrastructureOnchain Event IngestionRustZk Prover Optimization
Reposted 13 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Artificial Intelligence • Fintech • Payments • Business Intelligence • Financial Services • Generative AI
The Staff Software Engineer will develop and maintain scalable infrastructure for embedded finance, lead cross-domain initiatives, and design solutions for enterprise clients.
Top Skills: AWSAzureGCPJavaKafkaPostgresRedisSprint Boot
Reposted 13 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Artificial Intelligence • Fintech • Payments • Business Intelligence • Financial Services • Generative AI
The Senior Software Engineer will build scalable systems for embedded finance, design solutions architecture, and manage cross-domain product features, while ensuring high performance and availability.
Top Skills: AWSAzureGCPJavaKafkaPostgresRedisSpring Boot
Reposted 8 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Artificial Intelligence • Machine Learning • Generative AI
Build and ship polished, high-performance UI for the Codex desktop app and IDE extension. Partner with design to prototype and productionize interfaces for human↔agent workflows, own frontend architecture, improve reliability via testing and instrumentation, and integrate platform/model/backend capabilities.
Top Skills: ElectronReactTypescript
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