<p> Camden, London<br /> Barclays<br /> <strong>Adoption Software Engineer – Authorisation</strong><strong>Location:</strong> Glasgow, London or Radbroke (Hybrid)<strong>Length: </strong>6 months <strong>PAYE only </strong><br /><strong>Overall purpose of the role:</strong>We are seeking an Adoption Software Engineer to join Barclays working with a global-scale technology platform used by millions of users worldwide. In this role, you’ll be instrumental in driving the adoption of modern software engineering practices and technologies, particularly around authorisation, policy-as-code, and cloud-based deployment, working closely with development teams and business stakeholders across the organisation. This is a high-impact role within an engineering-led environment, offering the chance to shape the future of authorisation technology and adoption across a globally-used platform. <strong>Key Accountabilities </strong></p> <ul> <li>Champion the adoption and implementation of authorisation frameworks, using your experience in policy-as-code using Styra OPA, or alternatives such as OPAL or </li> <li>Work across the full stack, from UI to backend and data layers, on systems handling over 24,000 transactions per second, with low-latency (sub-second) performance.</li> <li>Support and enhance systems deployed across AWS (preferred), or Azure / GCP, with experience in on-premises and cloud rollouts.</li> <li>Contribute to application containerisation efforts, ideally with OpenShift or Kubernetes, or other container platforms.</li> <li>Guide teams through the adoption of secure, scalable, and maintainable technology practices with a focus on RBAC, ABAC, and ReBAC models.</li> <li>Utilise SQL and data processing techniques to inform technical decisions and feature design.</li> </ul> <p><strong>Key Skills:</strong></p> <ul> <li>Strong technical background in Java, with experience building and supporting high-throughput, production-grade systems at scale.</li> <li>In-depth knowledge of cloud environments (especially AWS), and experience with hybrid deployment models.</li> <li>Practical understanding of container orchestration and application deployment pipelines.</li> <li>Direct experience with authorisation systems and policy enforcement, ideally using policy-as-code frameworks.</li> <li>Understanding of authentication systems and how they integrate with broader technology estates (experience with Ping Identity is a plus).</li> <li>Proven ability to take systems from development through to production support in enterprise environments.</li> <li>Comfortable working with data-experience with SQL and data analysis to support engineering decisions is highly desirable.</li> </ul> <p><strong>What You’ll Bring:</strong></p> <ul> <li>A strong engineering foundation, with the ability to troubleshoot and resolve complex issues across platforms.</li> <li>Experience working in cross-functional teams and managing multiple stakeholders with varying goals.</li> <li>Ability to build trusting relationships with both technical and non-technical stakeholders, translating complex technical concepts into clear business value.</li> <li>A collaborative and resilient approach, with a deep understanding of business context, technical architecture, and product strategy.</li> </ul> <p><strong>About Barclays </strong>Barclays is a British universal bank. It is diversified by business, by different types of customers and clients, and by geography. Barclays businesses include consumer banking and payments operations around the world, as well as a top-tier, full service, global corporate and investment bank, all of which are supported by its service company which provides technology, operations and functional services across the Group. <strong>Values </strong>Everything Barclays does is shaped by its five values of Respect, Integrity, Service, Excellence and Stewardship. The Barclays values inform the foundations of its relationships with customers and clients, but they also shape how Barclays measure and reward the performance of colleagues. Simply put, success is not just about what you achieve, but about how you achieve it. <strong>Diversity </strong>Barclays aims to foster a culture where individuals of all backgrounds feel confident in bringing their whole selves to work, feel included and their talents are nurtured, empowering them to contribute fully to Barclays vision and goals. <strong>Hybrid:</strong>At Barclays, we offer a hybrid working experience that blends the positives of working alongside colleagues at our onsite locations, together with working from home. We have a structured approach where colleagues work at an onsite location on fixed, ‘anchor’, days of the week, for aminimum of two days a week or more, as set by the business area (or nearest equivalent if working part-time hours). Please discuss the working pattern requirements for the role you are applying for with the hiring manager. Please note that as we continue to embed our hybrid working environment, we remain in a test and learn phase, which means</p>