Job Description
Senior Java Developer – London (Hybrid: 2 Days Onsite)
We’re partnering with a leading global organisation that is scaling its engineering function and looking for a Senior Java Developer to join their London team. If you’re passionate about building data-driven platforms, enjoy solving complex challenges, and want to work with modern cloud-native technologies, this is the role for you.
What You’ll Be Doing
* Designing, developing, and maintaining scalable Java applications using strong OOP principles.
* Playing an active role in requirements gathering and design workshops, contributing ideas and identifying gaps.
* Mentoring and pairing with junior developers to support team growth and best engineering practices.
* Implementing and optimising microservices and distributed systems using GCP technologies (GKE, PubSub, BigQuery, Dataflow).
* Designing and maintaining data processing pipelines across streaming, relational, and NoSQL systems.
* Writing and executing unit, integration, and non-functional tests to uphold high code quality standards.
* Participating in Agile ceremonies, researching new approaches, and contributing to team discussions.
* Supporting CI/CD processes with Jenkins and Git, ensuring smooth deployments and automation.
* Troubleshooting production issues, proposing improvements, and staying ahead of emerging technologies.
What You’ll Bring
* Strong experience in Java and core object-oriented programming.
* Background working with data platforms, streaming technologies, and data processing frameworks.
* Understanding of microservices architecture and distributed systems.
* Exposure to Google Cloud Platform, ideally GKE, PubSub, and BigQuery.
* Experience with relational and/or NoSQL databases.
* Knowledge of Docker, Kubernetes, and cloud-native engineering.
* Solid understanding of Git, CI/CD pipelines, automated testing, and engineering best practices.
* Experience with unit, integration, and performance testing.
* Hands-on use of Jenkins for CI/CD automation.
* Strong problem-solving skills, curiosity, and a proactive mindset.
* Ability to identify improvements and communicate them clearly.