Senior Kotlin Developer

Salary: £49,000 - 66,000 per year

Requirements

• Deep understanding of coding best practices and modern architectural patterns, including microservices and message-driven architectures
• Understanding of non-functional requirements and experience developing applications with this in mind
• Experience in application or digital services design
• Experience with software engineering practices such as code reviews, CI/CD pipelines, and SOLID/DRY principles
• Hands‑on developing/coding experience using TypeScript, Node, Express JS, Kotlin, Spring Boot, and Hibernate
• Experience in estimation and sizing
• Integration experience
• API design experience
• Cloud experience
• Appetite to work with emerging AI technologies
• Eligible for Security Clearance

Responsibilities

• Develop software for clients using Kotlin and Java on the AWS Cloud platform, following best practice
• Use TypeScript and Node.js with the GOV.UK Design System on the project
• Use Kubernetes and Docker to schedule and run services hosted on AWS Cloud
• Work as part of a Scrum Team with cross‑functional skills in a modern Agile environment
• Contribute to real decisions about technology to create maintainable solutions for our customers
• Participate in a highly collaborative group of software engineering professionals
• Learn and develop your skills while becoming a rounded developer

Technologies

• AI
• API
• AWS
• CI/CD
• Cloud
• Docker
• Hibernate
• Support
• Java
• Kotlin
• Kubernetes
• Oracle
• OutSystems
• Security
• Snowflake
• Spring
• Spring Boot
• TypeScript
• microservices
• NodeJS
• ExpressJS
• Backend
• DevOps
• Embedded
• Frontend

More

We are Version 1, a trusted technology and transformation partner celebrating 30 years in business and working with global brands to deliver customer success. We partner with leading technology providers including Microsoft, AWS, Oracle, Red Hat, OutSystems, and Snowflake. We are a 3300+ strong, award‑winning employer and have been recognised as a Great Place to Work in Ireland and the UK for more than 10 years, as well as Best Workplace for Women and Wellbeing. We offer a comprehensive benefits package including quarterly profit share, career progression and mentorship, flexible and remote working, financial wellbeing support, wellbeing schemes, generous holiday allowance, enhanced family leave, educational assistance, certifications, and reward schemes. We are committed to diversity, inclusion, belonging, and providing an accessible recruitment experience.

last updated 37 week of 2026