Integration Engineer

AWS Data & API Integration Engineer/Architect

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

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

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

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