Lead Java Developer – Integration Services

Barclays; Glasgow; On-site; GBP 90,000 - 120,000; Full time

Job summary

Barclays in Glasgow is seeking a Lead Java Developer to join the Private Bank & Wealth Management team, contributing to the Investments Transformation Program. You will design, develop and connect our front-office platforms to a market-leading advisory system using modern engineering practices.

You will help build a sustainable technology foundation, drive governance, and enable cloud-native delivery with a focus on resilience, observability, and scalable architecture.

Qualifications

• Extensive Java 21–25 experience in enterprise apps.
• Proven Spring Boot 4.x, REST APIs and microservices.
• Experience with cloud-native architectures and Kubernetes/Docker.

Responsibilities

• Development and delivery of high-quality software solutions using industry languages, frameworks, and tools.
• Cross-functional collaboration with product managers, designers, and other engineers to define requirements and ensure alignment with business objectives.
• Participation in code reviews and promotion of code quality and knowledge sharing.
• Stay informed of industry technology trends and contribute to the organization’s technology communities.
• Adherence to secure coding practices to mitigate vulnerabilities and protect data.
• Implementation of effective unit testing practices to ensure proper design, readability, and reliability.

Skills

Java

Spring Boot

REST APIs

Microservices

Cloud-native

API Design

Data pipelines

Messaging

Troubleshooting

Analytical thinking

Problem solving

Tools

GitLab CI/CD

Maven/Gradle

Automated testing

Kubernetes

Docker

Job description

Join us as a Lead Java Developer in Private Bank & Wealth Management and contribute to the Investments Transformation Program, a strategic effort to modernize the technologies supporting our front office.

As part of a major transformation program, you will design and develop services connecting our complex estate to a market-leading financial advisory platform, while adopting modern engineering practices to simplify our technology stack and improve resilience, scalability, observability, and delivery capability.

You will help establish a sustainable technology foundation built on modern platforms, strong governance, and private cloud technologies.

To be successful as a Lead Java Developer, you should have the following essential skills:

• Ample experience in Java 21–25 development, delivering scalable, high-performance enterprise applications.
• Validated expertise in Spring Boot 4.x, REST APIs, and Microservices, designing and implementing modern cloud-native solutions.
• Ample understanding of integration patterns—API design, data transformation pipelines, and message-based architectures.
• Excellent troubleshooting, analytical, and problem-solving skills, with the ability to quickly diagnose and resolve multi-faceted technical.

Some other highly valued skills may include:

• Experience with or a strong interest in AI-assisted programming, code generation tools, and Agentic AI — we see these as core to how we will deliver software going forward.
• Ample experience with GitLab CI/CD, Maven/Gradle, and automated testing, enabling efficient software delivery and high-quality code standards.
• Expertise in Kubernetes, Docker, and containerization, building and managing scalable, cloud-native applications.

You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen strategic thinking and digital and technology, as well as job-specific technical skills.

This role will be based in our Glasgow office.

Purpose of the role

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

Accountabilities

• 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.

Assistant Vice President Expectations

• To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions.
• Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes
• If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L – Listen and be authentic, E – Energise and inspire, A – Align across the enterprise, D – Develop others.
• OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes.
• Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues.
• Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda.
• Take ownership for managing risk and strengthening controls in relation to the work done.
• Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function.
• Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy.
• Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc).to solve problems creatively and effectively.
• Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience.
• Influence or convince stakeholders 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