Integration Engineer

AWS Data & API Integration Engineer/Architect

• Location: London customer site – 1/2 days p/week on site
• Salary: Up to £105k DoE plus bonus
• Clearance: Active SC preferred - can sponsor if not currently held (British passport required)
• To apply, email:

We’re working with a leading technology consultancy delivering secure, large-scale digital platforms across public sector and enterprise programmes. They’re looking for an experienced AWS API & Integration Engineer to help design and deliver modern, scalable API-led architectures.

This is a hands-on engineering role focused on building secure, cloud-native APIs and microservices on AWS, working across complex distributed systems in highly regulated environments.

What you’ll be doing:

• Designing and building RESTful APIs using AWS Lambda & API Gateway
• Developing microservices and integration solutions using Python
• Defining API standards, integration patterns, and service boundaries
• Building secure integrations using IAM, OAuth / token-based auth
• Supporting end-to-end delivery: design, build, deploy & production support
• Working across distributed systems and enterprise integrations
• Supporting CI/CD pipelines and live service operations

What we’re looking for:

• Strong experience in API design, microservices, and system integration
• Hands-on AWS experience (Lambda, API Gateway)
• Strong Python backend or integration development skills
• Experience with secure API architecture (IAM, authentication/authorisation)
• CI/CD experience and production support exposure
• Background in enterprise or regulated environments (ideal)

Desirable skills:

• Kafka / event-driven architecture
• Apigee or MuleSoft
• PostgreSQL / document stores
• AWS certifications
• Observability tools (CloudWatch, ELK, Grafana)

Security Clearance

Due to the nature of the work, candidates must either hold an active SC Clearance or be eligible to obtain – British passport holder.