We are recruiting a Software Engineer (API) for a 12-month contract with a leading client in the banking sector.

In this role, you will play a key part in designing, developing, deploying, and maintaining APIs that power high-performing mobile applications. Youll work closely with mobile development and DevOps teams to ensure seamless integration, security, and optimal performance.

Key Responsibilities

• Design APIs in collaboration with cross-functional teams, aligned to industry best practices
• Develop secure, scalable, and high-quality APIs for iOS and Android applications
• Create, register, deploy, and manage APIs across environments
• Document new APIs, enhancements, and technical changes, including impact analysis
• Collaborate with mobile developers to ensure smooth API integration and performance optimization
• Perform API testing, debugging, and issue resolution
• Implement API security standards and authentication mechanisms
• Monitor and optimize API performance to ensure excellent user experience
• Manage API versioning and ensure backward compatibility
• Work closely with DevOps teams to support production deployments

What Were Looking For

• Strong experience in API design and development
• Experience supporting mobile applications (iOS & Android)
• Solid understanding of API security, performance, and versioning
• Strong documentation and stakeholder communication skills
• Banking or financial services experience is advantageous