Principal Java Engineer - Retail Payments & Cloud (Azure)

Mindera; Greater London; On-site; GBP 70,000 - 90,000; Full time

Job summary

Mindera is seeking a Principal Java Engineer to join their team in Greater London. This six-month contract outside IR35 requires strong experience in Java 17+, as well as leadership in technical challenges and solutions.

Your role will include crafting secure, high-volume payment services, mentoring engineers, and ensuring best practices in software development. If you have a solid understanding of payment systems and cloud infrastructure, we want you!

Qualifications

• Proven experience as a Principal Java Engineer in backend environments.
• Strong experience in Java 17+, with a willingness to learn Kotlin.
• Hands-on knowledge of Kafka and Microservices required.

Responsibilities

• Lead technical deep dives and propose solutions.
• Write high-quality Java code for robust services.
• Mentor junior engineers and drive technical excellence.

Skills

Java 17+

Spring Boot

Microservices

Kafka

Agile/Scrum

Cloud infrastructure (Azure)

Regulatory standards (PCI DSS, SCA, PSD2)

Strong communication skills

Tools

Kubernetes

Terraform

GitHub Actions

OpenTelemetry

Dynatrace

Job description

Mindera is seeking a Principal Java Engineer to join their team in Greater London. This six-month contract outside IR35 requires strong experience in Java 17+, as well as leadership in technical challenges and solutions.

Your role will include crafting secure, high-volume payment services, mentoring engineers, and ensuring best practices in software development. If you have a solid understanding of payment systems and cloud infrastructure, we want you!