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Join us as a Java Full Stack Tech Lead at Barclays, where you'll take part in the transformation of our digital ecosystem in the Mortgages domain, promoting innovation and excellence. You'll harness cutting edge technology to revolutionise our digital offerings, ensuring unparalleled customer experience.
Job Responsibility:
Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools
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
Requirements:
Extensive hands-on experience in Java (JDK 17+), Spring Boot, Spring MVC, and building highly scalable, secure backend systems for financial applications
Strong expertise in RESTful API design, microservices architecture, and service-to-service integration in high‑volume transactional environments
Proven experience with frontend technologies such as Angular or React Native, along with HTML5, CSS3, and modern JavaScript (ES6+)
Solid understanding of end‑to‑end full stack development, including frontend–backend integration and asynchronous communication patterns
Experience working with relational databases (Oracle, PostgreSQL, SQL Server) and NoSQL databases, with strong focus on data integrity and performance
Strong knowledge of security standards and practices including OAuth2, JWT, authentication, authorization, encryption, and secure coding guidelines
Experience with cloud platforms (AWS/Azure), containerization (Docker, Kubernetes), and cloud‑native architectures
Hands-on experience with CI/CD pipelines, automated testing, build tools (Maven, Gradle), and secure deployments
Proficiency with version control systems (Git) and enterprise development workflows
Experience leading technical design discussions, conducting code reviews, and mentoring engineers in large delivery teams
Nice to have:
Strong experience working in regulated environments with strict compliance, audit, and governance requirements
Deep understanding of system resiliency, fault tolerance, high availability, and performance optimization
Solid knowledge of design patterns, object‑oriented principles, and enterprise architecture best practices
Experience with testing frameworks such as JUnit, Mockito, integration, and contract testing
Working knowledge of Agile/Scrum methodologies and large‑scale delivery models
Ability to collaborate closely with product owners, architects, QA, security, and DevOps teams
Strong communication skills for explaining complex technical solutions to business and senior stakeholders
Banking domain knowledge such as payments, lending/mortgages, customer onboarding, or core banking systems is a strong advantage