Application Development in London - Hays Specialist Recruitment Limited

Your new company
My clients are looking for a Backend Developer with strong Java and Kafka experience to build and support a cloud-native microservices platform for a major Energy & Utilities client. Experience with OpenShift and microservices development would be highly advantageous. Remote working is available, though the role is aligned to London, and candidates must be eligible for SC clearance. The rate is £520 per day inside IR35.

Your new role
OverviewI'm looking for an experienced Application Developer to join a major client programme within the Energy & Utilities sector. This role will focus on the design, development, and deployment of backend components within a modern cloud-native, microservices-based architecture.The successful candidate will play a key role in building scalable, resilient services and integrating event-driven technologies to support business-critical applications. This is an excellent opportunity to work on a large-scale enterprise transformation programme leveraging modern cloud and containerisation technologies.Key Responsibilities

• Design, develop and maintain high-quality backend services using Java.
• Develop scalable and resilient applications within a microservices architecture.
• Build and support event-driven integrations using Apache Kafka.
• Participate in the full software development lifecycle, including design, development, testing and deployment.
• Collaborate with architects, developers, testers and business stakeholders to deliver technical solutions.
• Ensure applications meet performance, security and reliability requirements.
• Support deployment and operational activities within cloud-native environments.
• Contribute to technical design discussions and continuous improvement initiatives.
• Follow Agile development methodologies and engineering best practices.

Essential Skills & Experience

• Strong commercial experience developing applications using Java.
• Hands-on experience with Apache Kafka and event-driven architectures.
• Experience designing and developing backend services within enterprise environments.
• Understanding of cloud-native development principles.
• Experience working within Agile delivery teams.
• Ability to troubleshoot, optimise and support production applications.
• Eligible for or already holding SC clearance

Desirable Skills

• Experience with OpenShift container platforms.
• Previous experience building and supporting microservices-based applications.
• Exposure to containerisation and cloud deployment technologies.
• Experience working on large-scale digital transformation programmes.
• Knowledge of CI/CD pipelines and DevOps practices.

What you'll need to succeed
Strong Java and Kafka experience

What you need to do now

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