Insight Global is seeking an experienced Tech Lead to design, build, and enhance high‑throughput payments applications supporting major global programmes, including ISO 20022 migrations (CHAPS, TARGET2, SWIFT CBPR+), real‑time payments, and payment engine modernisation .

This role is fully hands‑on while also providing technical leadership, solution design, and direction across multiple delivery squads.

Key Responsibilities

• Lead design and development of Java‑based microservices , event‑driven systems, and REST APIs.
• Deliver solutions aligned to ISO 20022 , RTP schemes, message transformations (XML/JSON), and payment routing/validation.
• Implement integration patterns using Mule ESB or similar middleware , messaging, and Kafka .
• Own architecture decisions, design reviews, and technical standards adherence.
• Drive quality engineering: TDD/BDD , JUnit, Cucumber, s...