Senior Java Engineer – Payments Platform (AWS, Security)

Oliver Bernard

England

Hybrid

GBP 90,000 - 120,000

Full time

4 days ago

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Benefits offered by this job

20% annual bonus

Hybrid working - 2 days in London, 3 d

Payments technology focus

Engineering quality and security

Job summary

Oliver Bernard is hiring a Senior Java Developer to join a high-performing payments technology team. You will design, develop and operate secure, scalable payment services with a strong focus on security architecture, API integration and robust engineering practices.

You will work on Java/Spring Boot, REST APIs, AWS, and TDD in a hybrid London-based role with 2 days onsite and 3 days remote. The ideal candidate has senior experience in payments or financial services and a demonstrated ability to

Qualifications

Extensive experience as a Senior Java Developer.
Strong knowledge of Java, Spring Boot and API design.
Experience with payments or financial services is beneficial.
Experience with AWS and cloud architectures.
Strong TDD and secure coding practices.

Responsibilities

Design, develop and maintain high-volume payments services and platforms.
Build scalable, secure applications using Java and Spring Boot.
Design and integrate RESTful APIs and third-party payment services.
Contribute to security architecture, authentication and secure API design.
Develop cloud-native solutions using AWS.
Write clean, maintainable, well-tested code using TDD.
Collaborate with architects, product managers and other teams.
Identify and resolve complex technical and performance issues.
Contribute to engineering standards and best practices.
Help ensure payment systems meet high standards for security, resilience, availability and scalability.