Senior AWS Developer

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

Job summary

Barclays is seeking a Senior AWS Developer in Glasgow to design, develop and modernise software across multiple business channels. You will work in a team that values secure coding practices, scalable solutions and high-quality delivery, using Databricks, Python and AWS services.

The role focuses on building efficient data pipelines and integrating cloud-native architectures within an Agile environment. You'll contribute to strategic programmes in Barclays Technology to rebuild services and

Qualifications

• Experience with Databricks and Python programming in scalable software delivery.
• Hands-on AWS development across Lambda, Glue, Step Functions, IAM and related services.
• Experience with large-scale data processing using Spark and AWS data services.
• Proven ability to solve complex production issues and adopt new technologies.

Responsibilities

• Design, develop and improve software ensuring scalability and performance.
• Collaborate with product managers, designers and engineers to define requirements and strategies.
• Promote code quality through reviews and secure coding practices.
• Stay updated on tech trends and contribute to Barclays technology communities.

Skills

Databricks

Python

AWS

Spark

Kafka

Kinesis

Data pipelines

Code reviews

Job description

Join us at Barclays as a Senior AWS Developer, where you'll be part of a team building a sustainable infrastructure to support multiple business channels. This is an exciting time within Barclays Technology, with several strategic programmes underway to rebuild our services and modernise development practices, ensuring our architecture supports our agile goals.

To be successful as a Senior AWS Developer, you should have experience with:

• Practical working experience with Databricks

• Hands-on software development, with coding experience in Python, applying industry-standard engineering practices to deliver scalable, high-quality solutions.

• AWS cloud development, with practical experience across services such as Lambda, Glue, Step Functions, IAM, Lake Formation, EventBridge, SNS, SQS, EC2, Security Groups, CloudFormation, RDS, DynamoDB and Redshift, including secure and well-governed implementations.

• Data engineering and pipelines, building efficient batch and streaming solutions using Apache Spark and AWS services, and working with large-scale datasets in enterprise environments.

• Demonstrated technical problem-solving capability, with the ability to rapidly understand systems, resolve production issues, and adapt to new technologies.

Some other highly valued skills may include:

• Enterprise development practices, including code versioning, build and CI/CD tooling (e.g. GitLab) test-driven development, and delivery of production-ready solutions at scale.

• Data and streaming technologies, including working knowledge of JSON, Iceberg, Avro, and streaming platforms such as Kafka, MSK, Kinesis or Glue Streaming, alongside Big Data or Data Warehouse environments.

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.