Technical Lead - Contract

We are urgently looking for an experienced Technical Lead, Hertfordshire ( Contract ) with experience in Postilion development and ATM/payment switching solutions within the banking domain. The successful candidate will provide technical leadership, design and develop enterprise payment solutions, support mission-critical transaction systems, and work closely with cross-functional teams to deliver secure, high-performing banking applications. Key Skills:- 7+ years of experience in Postilion Development within the banking and payments domain. Strong expertise in ANDC, ISO8583, NDC+, D912 message formats, and EMV transaction processing. Hands-on experience with Wincore, JavaScript, and CSS for application development and support. Proven experience in ATM software, payment switching, and financial transaction processing. Ability to lead technical teams, conduct code reviews, and mentor developers on best practices. Experience in designing, developing, testing, deploying, and supporting enterprise payment applications. Strong troubleshooting skills with experience resolving complex production issues in high-availability environments. Excellent communication and stakeholder management skills, with the ability to work effectively in a fast-paced Agile environment. ..... full job details .....