Senior AWS Data Platform Developer

Barclays Group; Glasgow; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading financial services company in Glasgow seeks a Senior AWS Data Platform Engineer to build a sustainable data platform infrastructure. The role requires strong AWS and data pipeline experience, particularly in Apache Spark. Candidates should have a solid understanding of enterprise-level software solutions and be capable of leading collaborative projects. This position offers an opportunity to work in an innovative technology environment focused on modernization and agile practices.

Qualifications

• 5+ years of coding experience, primarily in Python.
• Strong AWS knowledge, especially in services like Lambda and RDS.
• Experience in building scalable data solutions.

Responsibilities

• Develop high-quality software solutions using industry-standard practices.
• Collaborate with product managers and designers to define requirements.
• Engage in code reviews and knowledge sharing.

Skills

Hands-on coding experience in Python

Knowledge of AWS development

Experience building data pipelines using Apache Spark

Knowledge of streaming services like Kafka

Big Data / Data Warehouse experience

Tools

AWS (Lambda, Glue, etc.)

Source Control and Build Tools (e.g., Maven)

Jenkins

Job description

Join us as a Senior AWS Data Platform Engineer where you'll part of a team to build a sustainable data platform infrastructure to support the multiple channels of their business areas. This is an exciting period in Barclays technology where there are many strategic programmes to re‑build our services and modernise our development practices to ensure our architecture supports our agile goals.

To be successful as a Senior AWS Data Platform Engineer you will need the following:

• Handson coding experience preferably on Python.
• Knowledge and hands‑on experience of AWS development including some of the following: Lambda, Glue, Step Functions, IAM roles, Lakeformation, EventBridge, SNS, SQS, EC2, Security Groups, CloudFormation, RDS, DynamoDB, Redshift.
• Experience in building efficient data pipelines using Apache Spark and AWS services.

Some other highly valued skills may include:

• Ability to design and develop enterprise level software solutions using tools and techniques such as Source Control, Build Tools (e.g. Maven), TDD, Jenkins etc.
• Demonstrable working knowledge on different file formats JSON, Iceberg, Avro.
• Knowledge of Streaming services is preferable (Kafka , MSK , Kinesis , Glue Streaming etc.)
• BigData / Data Warehouse experience.
• Experience in Financial services domain.
• Experience of mentoring other members of the team.

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 out of our Glasgow location.

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.