Top Java Developer Jobs in London

Reposted 6 Days AgoSaved
Remote
London, UK
Senior level
Senior level
Cloud • Security • Software • Generative AI
The role involves optimizing Elasticsearch for high performance in distributed systems, managing clustering coordination, and resolving complex issues.
Top Skills: ElasticsearchJavaNetty
Reposted 15 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
Reposted 16 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Information Technology • Software
As a Senior Software Engineer, you'll develop RESTful Java APIs, collaborate with cross-functional teams, and enhance software delivery processes while mentoring peers.
Top Skills: AWSCi/CdJavaKotlinRestful Apis
Reposted 16 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Blockchain • Software • Cryptocurrency
The Senior Java Engineer will design complex systems, optimize performance, maintain code quality, and ensure application reliability. Responsibilities include translating requirements into applications and troubleshooting issues.
Top Skills: JavaKafkaMongoDBMySQLPrometheusRedisSpring Boot
Reposted 16 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Fintech
The Senior Java Developer will lead the end-to-end development and testing of software products, collaborating with stakeholders and ensuring quality through manual and automated testing within an Agile framework.
Top Skills: C#Ci/CdDevOpsEclipse IdeJavaJenkinsMaven
Reposted 16 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Fintech • Financial Services
The Senior Automation Engineer will lead backend automation and testing for FX eTrading applications, ensuring quality and integration with CI/CD pipelines while mentoring others and improving practices.
Top Skills: Ai-Assisted Engineering ToolsCi/CdJavaJenkinsLinuxSQLTeamcityUnix
Reposted 17 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Information Technology • Social Impact
The Back-end Developer will lead the architectural rebuild in Java Spring Boot, optimize connectors, migrate business logic, and ensure system reliability.
Top Skills: Google Cloud PlatformJavaKubernetesPostgresPythonRedisSpring Boot
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Reposted 18 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Cloud • Information Technology
Develop complex distributed systems using Java, Kafka, and Kubernetes. Mentor team members and contribute to all phases of the product lifecycle.
Top Skills: FlinkJavaKafkaKafka StreamsKubernetesSpark
Reposted 19 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Fintech • Analytics
Design and develop Java and Python applications, lead projects, and mentor junior developers. Ensure robust application testing and support production issues.
Top Skills: Apache KafkaCucumberDockerGitlabJavaJbehaveJenkinsKarateKubernetesMicroservicesOraclePostgres SqlPythonRedisRest ApisSpring BootSQL Server
Reposted 22 Days AgoSaved
In-Office
London, UK
Mid level
Mid level
Information Technology • Consulting
The role involves delivering software solutions, advocating for high coding standards, applying automation techniques, and ensuring operational performance.
Top Skills: AWSCdCiDockerJavaKubernetesSpring
Reposted 23 Days AgoSaved
In-Office
London, UK
Senior level
Senior level
Artificial Intelligence • Fintech • Software • Financial Services
As a Software Engineer, you'll design and build backend systems, develop APIs and microservices, and ensure system reliability while collaborating with cross-functional teams.
Top Skills: APIsAWSJava 17Java 21MicroservicesPostgresRedis
Reposted 24 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Fintech • Payments • Financial Services
As a Senior Software Engineer, you'll solve financial problems through coding, develop distributed systems, and work collaboratively in a fast-paced environment.
Top Skills: Aws Aurora PostgresDockerKafkaKotlinKubernetes
25 Days AgoSaved
Hybrid
London, UK
Senior level
Senior level
Artificial Intelligence • Big Data • Information Technology • Software
The Senior Java Developer will design, build, and support cloud-based backend systems, optimize performance, and mentor developers while collaborating across teams.
Top Skills: Azure DevopsJava 17+LinuxMavenRest ApiSQL
19 Days AgoSaved
In-Office or Remote
London, UK
Senior level
Senior level
Information Technology
As a Senior Java Developer at Kainos, you will develop high-quality software solutions, mentor junior team members, and contribute to technical decisions in a collaborative environment.
Top Skills: AngularAWSAzureContinuous DeliveryContinuous IntegrationDropwizardHibernateJavaNoSQLSQLTypescript
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