Java Cloud Engineer – Certificate Automation

The Tribe DevEx & System Engineering is part of Engineering & Reliability, focusing on driving end-to-end system optimisation, increasing engineering productivity, and enhancing developer experience. We build on a unified engineering system -- a Swiss Army knife used by thousands of ING engineers. 
  

The Team

You will join the AutoCert team. A passionate group of Java developers that build ING’s in-house ACME server and supporting tools for our hybrid cloud. We pride ourselves in following the ACME specification to the smallest detail while applying high level coding standards. Our mission: make certificate expiry a thing of the past through automated renewal and high-quality engineering. 

The AutoCert team leverages technologies such as: 

• Quarkus (for supersonic subatomic Java) 

• Red Hat Openshift

• Azure Devops (Repositories/Pipelines/Functions and more) 

• Oracle

• Apache Airflow

• ACME clients (Certbot, cert-manager and POSH-ACME) 
• Linux and Windows Virtual machines 
• Helm, Bash, Python, Powershell and Ansible    

Roles and responsibilities 
As a Dev Engineer you will help us refine and improve AutoCert while at the same time improving the lives of all our users by supporting them in onboarding. Our mission is to prevent certificate related outages for ING worldwide! 

• Design, develop, and maintain our Quarkus-based ACME server and supporting tools, ensuring high performance and reliability. 
• Collaborate with the team to propose and implement new features that enhance developer experience and system resilience. 
• Support internal users across ING in onboarding and integrating ACME clients (e.g., Certbot, cert-manager), guiding them through automated certificate management. 
• Contribute to platform stability by improving automation, observability, and lifecycle management of certificates across hybrid cloud environments. 
• Continuously improve code quality through peer reviews, testing, and adherence to engineering best practices. 
• Stay current with developments in Java, Quarkus, and cloud-native technologies, and share insights with the team. 

 
How to succeed 
We hire smart people like you for your potential. Our biggest expectation is that you’ll stay curious. Keep learning. Take on responsibility. In return, we’ll back you to develop into an even more awesome version of yourself.  

• Have hands-on experience with Java and Quarkus, and a strong interest in cloud-native development. 
• Be comfortable working with CI/CD pipelines (Azure DevOps preferred) and container orchestration platforms like OpenShift. 
• Understand certificate management and be familiar with ACME protocols and clients. 
• Have hands-on experience with Java and Quarkus, and a strong interest in cloud-native development. 
• Be comfortable working with CI/CD pipelines (Azure DevOps preferred) and container orchestration platforms like OpenShift. 
• Understand certificate management and be familiar with ACME protocols and clients. 
• Be proactive in user support and onboarding, with a focus on enabling others through documentation and tooling. 
• Demonstrate strong collaboration skills, contributing to team discussions and cross-functional initiatives. 
• Show a growth mindset, continuously learning and adapting to new technologies and challenges 
• Rewards and benefits
• We want to make sure that it’s possible for you to strike the right balance between your career and your private life. Find out more about our employment conditions.

The benefits of working with us at ING include:

• 25-28 vacation days depending on contract
• Personal growth and challenging work with endless possibilities
• An informal working environment with innovative colleagues
• About usCurious about how ING empowers people and businesses to move forward?
• Discover what we do and what we can offer you.

• Pension Scheme

• 13th Month Salary

• 8% Holiday Payment

• Hybrid Working

• 25-28 vacation days depending on contract
• Personal growth and challenging work with endless possibilities
• An informal working environment with innovative colleagues
• About usCurious about how ING empowers people and businesses to move forward?
• Discover what we do and what we can offer you.

Questions?
Contact the recruiter attached to the advertisement. Want to apply directly? Please upload your CV and motivation letter by clicking the ‘Apply’ button.