Integration Engineer (Backend & AWS)

Integration Engineer (Backend & AWS)

Posted 1 day ago by Infoplus Technologies UK Ltd

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Negotiable
Undetermined
Undetermined
London, UK
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Agile Methodology Amazon Cognito Amazon Web Services (AWS) API Gateway Application Programming Interface (API) Asynchronous Communication Authentications Authorisation (Computing) Automation AWS Identity And Access Management (IAM) AWS Lambda Back End (Software Engineering) Computer Science Containerisation Continuous Integration and Continuous Delivery Data Mapping Docker (Software) Extensible Markup Language (XML) Interoperability JSON Life Cycle Planning Mapping Software Microservices Network Routing OAuth Python (Programming Language) Relational Databases RESTful API Secure Messaging Software Coding

Summary: We are seeking a highly skilled Integration Engineer to support digital healthcare transformation initiatives, focusing on AWS-based integrations. The ideal candidate will possess extensive experience in Back End engineering and a passion for delivering reliable, secure, and scalable APIs. This role requires working across the full development life cycle in a regulated environment. Strong expertise in integration protocols and cloud-native services is essential for success in this position.

Key Responsibilities:

  • Capture and refine low-level technical requirements by contributing to and updating user stories within agile delivery frameworks.
  • Develop and maintain Low Level Design (LLD) documents that align with architectural and security standards.
  • Design and deliver integration solutions across RESTful and SOAP-based APIs, supporting reliable, scalable system interoperability.
  • Build and manage messaging-based integrations to enable asynchronous communication between systems using cloud-native services.
  • Perform data mapping and transformation across structured and semi-structured data formats, ensuring accuracy and compliance with integration contracts.
  • Lead the full development life cycle for integration components including analysis, coding, testing, CI/CD deployment, and operational support.

Key Skills:

  • Expertise in AWS services including API Gateway, Lambda, SNS/SQS/EventBridge, and cloud-native microservices.
  • Strong command of integration protocols and standards, including REST, SOAP, and secure messaging patterns.
  • Proficiency in Python, XML, JSON, HTML, and relational databases for integration development and transformation logic.
  • Hands-on experience with containerization (Docker), network routing using NLB, NGINX, and managing high-availability APIs.
  • Advanced knowledge of CI/CD pipelines, source control, and deployment automation practices for integration services.
  • Strong grasp of authentication and authorization frameworks such as IAM, OAuth 2.0, API Keys, and Amazon Cognito to secure API access.
  • Strong understanding of AWS IAM, OAuth 2.0, API Keys, and Cognito for implementing authentication, authorization, and API security controls.

Salary (Rate): undetermined

City: London

Country: UK

Working Arrangements: undetermined

IR35 Status: undetermined

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:

Experience & Qualifications

  • Minimum 8-12 years of experience in integration or Back End engineering roles.
  • Bachelor's degree in Computer Science, Engineering, or a related field.

About the Role

We are seeking a highly skilled Integration Engineer to support digital healthcare transformation initiatives. The ideal candidate will have strong experience with AWS-based integrations, be confident in working across the full development life cycle, and have a passion for delivering reliable, secure, and scalable APIs in a regulated environment.

Essential Skills & Technologies

  • Expertise in AWS services including API Gateway, Lambda, SNS/SQS/EventBridge, and cloud-native microservices.
  • Strong command of integration protocols and standards, including REST, SOAP, and secure messaging patterns.
  • Proficiency in Python, XML, JSON, HTML, and relational databases for integration development and transformation logic.
  • Hands-on experience with containerization (Docker), network routing using NLB, NGINX, and managing high-availability APIs.
  • Advanced knowledge of CI/CD pipelines, source control, and deployment automation practices for integration services.
  • Strong grasp of authentication and authorization frameworks such as IAM, OAuth 2.0, API Keys, and Amazon Cognito to secure API access.
  • Strong understanding of AWS IAM, OAuth 2.0, API Keys, and Cognito for implementing authentication, authorization, and API security controls.

Key Responsibilities

  • Capture and refine low-level technical requirements by contributing to and updating user stories within agile delivery frameworks.
  • Develop and maintain Low Level Design (LLD) documents that align with architectural and security standards.
  • Design and deliver integration solutions across RESTful and SOAP-based APIs, supporting reliable, scalable system interoperability.
  • Build and manage messaging-based integrations to enable asynchronous communication between systems using cloud-native services.
  • Perform data mapping and transformation across structured and semi-structured data formats, ensuring accuracy and compliance with integration contracts.
  • Lead the full development life cycle for integration components including analysis, coding, testing, CI/CD deployment, and operational support.
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