Junior Software Engineer jobs in United Kingdom

Join us as a Senior Software Engineer at Barclays, where you’ll transform and modernise our technology platform to build a market‑leading customer experience that sets new industry standards. In this key role, you’ll embrace a Product Operating Model mindset to understand and meet the customer, business, and technical needs. You’ll drive new technology adoption across multiple business lines while developing solutions in Java. Your main responsibility will be translating business needs into rapid prototypes and evolving them into production platforms that drive huge impact across the bank.

The team you will be joining is part of an engineering‑led space which champions technical excellence in everything we deliver. We prioritise clean and maintainable code, robust architecture, and innovative solutions that deliver real value to our customers while maintaining our culture of collaboration, learning, and continuous improvement.

To be successful in this role you should have:

• Proficiency inJava andBDD testing frameworks
• Experience withAWS or other public cloud platforms
• Proven ability to buildhigh‑scale distributed systems
• Deep understanding ofauthorization models (ReBAC, ABAC, RBAC) andPolicy as Code

• Experience withIAM technologies or access control systems
• Strong communication skills—able to bridge technical and non‑technical audiences
• A mindset forconstructive disruption and continuous improvement
• Resilience and relationship‑building skills to drive change

Your assessment will focus on critical skills for this role, including risk management, change leadership, business acumen, strategic thinking, digital technology expertise, and relevant technical competencies.

This role will be based out of our Glasgow or Knutsford office.

To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues.

• 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.

• Advise key stakeholders, including functional leadership teams and senior management on functional and cross functional areas of impact and alignment.
• Manage and mitigate risks through assessment, in support of the control and governance agenda.
• Demonstrate leadership and accountability for managing risk and strengthening controls in relation to the work your team does.
• Demonstrate comprehensive understanding of the organisation functions to contribute to achieving the goals of the business.
• Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategies.
• Create solutions based on sophisticated analytical thought comparing and selecting complex alternatives. In‑depth analysis with interpretative thinking will be required to define problems and develop innovative solutions.
• Adopt and include the outcomes of extensive research in problem solving processes.
• Seek out, build and maintain trusting relationships and partnerships with internal and external stakeholders in order to accomplish key business objectives, using influencing and negotiating skills to achieve outcomes.

All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship – our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset – to Empower, Challenge and Drive – the operating manual for how we behave.