Backend Kotlin Engineer - Banking in City of London, London

Deutsche Bank is a global banking business with strong roots in Germany and operations in over 70 countries. Their large but focused footprint gives an established position in Europe plus a significant presence in the Americas and Asia Pacific. There are four business divisions: the Corporate Bank, the Investment Bank, the Private Bank and the Asset Manager DWS. There are also a number of highly skilled functions performing key management tasks.

'Together we're sharing new perspectives and transforming what it means to be a bank.'

AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies.

We partner with Deutsche Bank to support their contingent recruitment processes. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed.

On behalf of Deutsche Bank, we are looking for a Kotlin Engineer for a 6 month contract based in the bank's London office on a hybrid working model of 3 days per week in the office and 2 from home.

Purpose of the role:

The Kotlin Engineer will support and extend a cloud hosted platform, joining a a front office engineering team building a green field application.

This is a hands-on engineering role with strong emphasis on Extreme Programming (XP) practices, including mob programming, test first development and continuous refactoring working closely as a team to maintain a high standard of code quality and system reliability.

What you'll do:

• Design, develop and maintain scalable backend services using Kotlin, delivering high-quality, resilient solutions in a large enterprise environment.
• Build and operate cloud-native infrastructure, leveraging modern DevOps practices to ensure reliability, performance and security.
• Work primarily in mobs, sharing ownership of design and code, following Agile methodologies alongside Test-Driven Development (TDD) and Extreme Programming (XP) practices.
• Build, test, and evolve services with a strong focus on clarity, simplicity and maintainability.
• Support the platform in production, using incidents and defects as opportunities to improve system design and resilience.
• Close interaction with different teams and stakeholders with responsibilities mentoring more junior stakeholders.

The skills you'll need:

• Strong commercial experience building backend services in Kotlin.
• Experienced with event sourced and event driven architecture.
• Deep experience with Agile andXP practices, including:
  • Mob programming as a primary way of working
  • Test‑driven development (TDD)
  • Continuous refactoring and clean code discipline
• Cloud experience, ideallyGCP (Google Cloud Platform) including designing, deploying and operating cloud-native solutions using services such as:
  • GKE and / or Cloud Run
  • Cloud SQL, Memorystore
  • Key Management
  • Terraform
• CI/CD and SDLC experience in a regulated / enterprise environment.
• Comfortable working in production systems with high availability and correctness requirements.
• Experience with Typescript and/ or React (desirable).
• Proven DevOps Engineer experience (desirable).

Deutsche Bank's Values

Our values define the working environment we strive to create - diverse, supportive and welcoming of different views. We embrace a culture reflecting a variety of perspectives, insights and backgrounds to drive innovation. We build talented and diverse teams to drive business results and encourage our people to develop to their full potential. Talk to us about flexible work arrangements and other initiatives we offer.

We promote good working relationships and encourage high standards of conduct and work performance. We welcome applications from talented people from all cultures, countries, races, genders, sexual orientations, disabilities, beliefs, and generations and are committed to providing a working environment free from harassment, discrimination and retaliation.

This client will only accept workers operating via a PAYE engagement model.

AMS's payroll service is in partnership with Giant, we have worked with them for many years and have good processes in place to ensure you get the best service. If you are successful in your application for this role, your contract will be via Giant.

AMS, a Recruitment Process Outsourcing Company, may in the delivery of some of its services be deemed to operate as an Employment Agency or an Employment Business.