A fantastic opportunity to join us as we create a standalone Payments Acquiring business embracing a fintech culture from our new London offices alongside our Brookfield partners.
As a Staff Software Engineer, you’ll play a key role in improving how we build, deploy and run software. You’ll lead technical delivery, support and guide other engineers, and help establish practical standards that make development simpler and more reliable.
Barclays’ payments acceptance business supports a wide range of UK businesses, processing billions in transactions each year. This is a chance to join at an important stage, where you’ll contribute to how the platform evolves and how engineering works day to day.
To be successful as a Staff Software Engineer you should have experience with
- Deep expertise in backend engineering and building large-scale distributed systems within a cloud environment preferably AWS (Azure, GCP also suitable)
- Expert level mastery of Java or Kotlin, Scala, or similar JVM language
- Data Layer Expertise– Experience with both SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, DynamoDB, Redis) databases, understanding when to use each
Some other highly valued skills may include
- Proven experience working with AI Technologies or machine learning integration
- FinTech, Payments, scaling Tech or start‑up domain experience
- Rust– Experience with systems programming and performance‑critical services
- Kubernetes– Container orchestration experience with K8s, Helm, and cloud‑native deployment strategies
- React– Modern frontend development skills with React, TypeScript, and state management libraries
- Observability– Experience with monitoring, logging, and tracing tools
- CI/CD Wizardry– Extensive DevOps mindset with experience in automated deployment pipelines, infrastructure as code, and GitOps practices
- Messaging & Events– Solid grasp of messaging technologies (Kafka, RabbitMQ, SQS, NATS) and event‑driven architecture patterns
- API Design– Proven track record designing and implementing RESTful and/or GraphQL APIs that scale
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.
The successful candidate will be based in London. Our offices are located at 1 Churchill Place and 7 Westferry Circus (new BPL office).
We support a hybrid working pattern with 3 days per week office‑based presence expected. Our team operates an on‑call rota and so weekend and evening working may be required on occasion.
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.
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.
