Chester
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, secure coding, CI/CD enforcement., • Collaborate with DevOps/SRE to enhance pipelines, automation, monitoring, and production readiness., • Provide day‑to‑day technical leadership, mentoring engineers, and coordinating with 10+ dependent teams., • Experience of hands‑on software engineering in financial services or high‑scale regulated environments., • Team/technical leadership experience., • Strong expertise in Java/J2EE, REST, microservices, and distributed systems., • Payments experience: CHAPS, TARGET2, CBPR+, RTP, or similar., • Oracle SQL/PL‑SQL and performance tuning for large transactional systems., • Deep XML/JSON expertise; ISO 20022 transformations., • Integration tech: Mule ESB, messaging, Kafka., • Strong SDLC knowledge (Agile/Waterfall) plus CI/CD and DevOps tooling., • TDD/integration testing frameworks (JUnit, Cucumber)., • Strong communication skills and ability to influence technical direction.