Senior Kotlin Engineer (CI/CD, GCP)

Senior Kotlin Engineer (Devops, GCP, Javascript) - Bank - London

Day rate: £600 - £800 (inside IR35)

Duration: 6 - 12 months

Hybrid: 3 days per week

Start: ASAP

We are looking for a Senior Kotlin / DevOps Engineer to join a collaborative engineering team building and supporting a business-critical cloud-based platform. This is a hands-on role requiring strong Kotlin development skills combined with practical DevOps experience.

Key Responsibilities

• Develop and maintain backend services using Kotlin and Java.
• Contribute to CI/CD, deployment automation, and cloud-based solutions.
• Apply TDD, automated testing, and Agile engineering practices.
• Participate in pair programming and collaborative development.
• Provide L3 production support and help resolve application issues.
• Work closely with teams across London and Berlin.

Required Skills

• Strong commercial experience with Kotlin .
• Experience with Java .
• DevOps experience, including CI/CD and deployment practices.
• TDD, automated testing, and Agile delivery experience.
• Experience supporting applications in production.
• Strong communication and stakeholder management skills.
• Experience working within large enterprise environments.

Desirable Skills

• Google Cloud Platform (GCP).
• React and/or TypeScript.
• Terraform, Kubernetes, and cloud-native technologies.
• Event-driven or microservices architectures.