Full Stack Engineer — Build Scalable FinTech Platforms

Hackajob Ltd; Milton Keynes; On-site; GBP 70,000 - 100,000; Full time

Job summary

Barclays is seeking a skilled Full Stack Engineer to design, build and scale digital platforms that deliver exceptional experiences for customers and colleagues. You will work across front-end and back-end layers, implementing robust services and APIs while collaborating with product, design and operations teams.

The role emphasizes secure coding, high-quality testing, and continuous improvement, with opportunities to influence architecture and scale.

Qualifications

• Strong Java experience, including Spring Boot, Spring MVC, Spring Data, and Spring Security.
• Proven experience designing and developing APIs.
• Solid database experience, including schema design and query optimisation.
• Hands-on experience with CI/CD pipelines, particularly using GitLab.

Responsibilities

• Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance.
• Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives.
• Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing.
• Stay informed of industry technology trends and innovations and actively contribute to the organization's technology communities to foster a culture of technical excellence and growth.
• Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions.
• Implementation of effective unit testing practices to ensure proper code design, readability, and reliability.

Skills

Java Spring

APIs

Database design

CI/CD GitLab

Job description

Barclays is seeking a skilled Full Stack Engineer to design, build and scale digital platforms that deliver exceptional experiences for customers and colleagues. You will work across front-end and back-end layers, implementing robust services and APIs while collaborating with product, design and operations teams.

The role emphasizes secure coding, high-quality testing, and continuous improvement, with opportunities to influence architecture and scale.