Principal Java Engineer - Retail

London, England, United Kingdom • Posted May 27, 2026

Job Type: Full-time

Location: London, England

Posted: May 27, 2026

Category: Computer Occupations

Application Deadline: July 06, 2026

Role Description

At Mindera, we craft software with people we love. We’re looking for a Principal Java Engineer with strong Retail experience who can join our crew!
Please note: This is a six month contract that sits outside IR35. You will be required to work in Paddington 3 days a week.
What does the role involve? 
Lead technical deep dives and knowledge sharing in the teams, anticipating challenges and proposing solutions
Start influencing product and business decisions
Hands-on Software Development:
Write high-quality Java code using frameworks such as Spring Boot or Micronaut.
Build robust services that support secure, high-volume payment transactions.
Develop integrations with acquiring banks, payment gateways, and fraud detection tools.
Cloud & DevOps Practices:
Build and support cloud-native systems on the cloud (preferably Azure) using Terraform and Kubernetes.
Manage CI/CD pipelines using Git...
                

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