Senior Integration Architect / Technical Lead – Middleware & APIs

Outsized; Mumbai; On-site; INR 1,500,000 - 2,100,000; Full time

Benefits offered by this job

On-site in Mumbai

Job summary

Outsized in Mumbai seeks a Senior Integration Architect to lead middleware and API delivery for a core banking transformation. The role connects onboarding front-ends with CBS (Finacle) and loan origination systems, while integrating PFMS, CKYC and NSDL to ensure compliant, real‑time data exchange.

The consultant will provide senior technical leadership, drive API security reviews, and oversee deployment across teams, ensuring scalable and secure integration workflows.

Qualifications

• 8+ years of experience in middleware, API development and system integration.
• Experience with core banking integrations, especially Finacle.
• Exposure to government portal integrations (PFMS, CKYC, NSDL) is desirable.

Responsibilities

• Design, build and deploy APIs linking onboarding frontend, CBS and loan origination systems.
• Integrate PFMS, CKYC and NSDL into the digital ecosystem for real‑time data exchange.
• Own API documentation, security reviews and UAT with the IT team.
• Lead middleware and API performance optimization for scalability and reliability.
• Provide senior technical leadership and drive integration delivery in partnership with stakeholders.
• Ensure compliance with security, governance and documentation standards throughout the project.

Skills

Middleware

API development

System integration

Finacle

Education

B.E./B.Tech or MCA

Job description

Senior Integration Architect / Technical Lead – Middleware & APIs

Experience Mid Level (6-10 years) | Senior (11-15 years)

Duration 6 Months

Consulting

India

Required Skills API Middleware Software Middleware Application Development Finacle Finacle Implementation

Project Overview

Our client, a global consulting firm is partnering with a leading Indian Bank to support a critical core banking transformation initiative focused on enhancing its core banking and digital onboarding capabilities. The bank is undertaking a 12-month project (with potential extensions of 6+6 months) to modernise its middleware and API infrastructure, ensuring seamless integration between its customer onboarding frontend, Core Banking System (CBS), and loan origination systems. The initiative also includes compliance-driven integrations with government portals such as PFMS, CKYC, and NSDL.

As a Senior Integration Architect or Technical Lead, the consultant will play a pivotal role in designing, building, and deploying robust API solutions that bridge legacy systems with modern digital workflows. The consultant will provide senior technical leadership and drive integration delivery, helping the bank improve the security, scalability and efficiency of its digital onboarding processes.

Key Responsibilities

• Collaborate with the bank’s IT and business teams to design, develop, and deploy APIs that connect the onboarding frontend, CBS (Finacle), and loan origination systems.
• Integrate critical government portals (PFMS, CKYC, NSDL) into the bank’s digital ecosystem, ensuring compliance and real-time data exchange.
• Own API documentation, security reviews, and UAT in partnership with the bank’s IT team to ensure seamless deployment and adherence to industry standards.
• Lead troubleshooting and optimization of middleware and API performance to support scalability and reliability.
• Provide technical leadership and oversee integration delivery, working closely with the bank’s IT team and relevant stakeholders.
• Ensure alignment with the bank’s prescribed security, compliance, and documentation standards throughout the project lifecycle.

Your Background

• Experience: 8+ years in middleware, API development, and system integration, with a focus on core banking systems (Finacle).
• Sector Background: Prior experience in banking, financial services, or core banking vendors (e.g., IT services firms, large banks, or Finacle implementation teams).
• Technical Expertise:
  • Proficiency in API design, development, and lifecycle management (REST, SOAP, GraphQL).
  • Hands‑on experience with CBS integrations (Finacle or equivalent).
  • Exposure to integrations with government portals such as PFMS, CKYC and NSDL is desirable; experience with all three is not mandatory.
  • Familiarity with government portal integrations (PFMS, CKYC, NSDL) and compliance frameworks.
  • Strong understanding of security best practices for APIs and middleware.
• Education: B.E., B.Tech, MCA, or equivalent technical qualification.
• Soft Skills: Excellent collaboration and communication skills to engage with cross‑functional teams, including business stakeholders and IT leadership.

Other Info

The project location is in Mumbai, India, with a full-time, on‑site requirement for the duration of the contract. The initial engagement is for 6 months (extendable), with the potential for extension by 6+6 months based on performance and project needs.