Temenos Developer – Payments & Derivatives in City of London, London

We are seeking an experienced Temenos Transact (T24) Developer with 6 years of strong expertise in Derivatives and Payments modules to join our technology team. The ideal candidate will design, develop, and implement innovative solutions for a leading financial institution. This position requires a blend of deep technical proficiency, solid business understanding, and a proven ability to deliver high-quality banking solutions in a fast-paced environment. Key Responsibilities: Design, develop, and implement solutions in Temenos Transact (T24) , specifically within the Derivatives and Payments domains. Customize and enhance modules using TAFJ architecture , jBase/Pickbasic , Temenos Design Studio , and IRIS APIs . Configure Arrangement Architecture (AA) for derivatives and payment products. Develop and maintain local routines, versions, enquiries , and interfaces using Temenos Integration Framework (IF) and TCIB . Work closely with business analysts and product owners to translate business requirements into technical specifications. Ensure high-quality deliverables through unit testing, documentation, and adherence to best practices. Mandatory Skills: Temenos Transact (T24) Development: Strong hands-on experience with TAFJ , jBase/Pickbasic , Bitbucket , Temenos Design Studio , and IRIS APIs . Derivatives Module Expertise: In-depth knowledge of the DX (Derivatives) module, including understanding of derivative instruments such as swaps, options, and futures , and their lifecycle. Payments Module Knowledge: Proven experience in domestic and international payment flows , including ISO 20022 formats, ACH, and Fedwire . Arrangement Architecture (AA): Ability to configure and customize AA for derivatives and payment products. Integration & Customization: Proficiency in Temenos Integration Framework (IF) , TCIB , and related components. Good-to-Have Skills: Awareness of US regulatory requirements for derivatives and payments. Familiarity with the Wealth Management industry . Exposure to Agile/Scrum development methodologies. Experience in T24 upgrades , data migration , and EOD/EOM configurations for fees, charges, or taxes. Spanish language knowledge is an added advantage. Additional Role Option: T24 Developer – Payments (TPH, ISO20022, Fedwire & ACH) Candidates with deep experience in Temenos Payments Hub (TPH) are highly encouraged to apply. This version of the role focuses on: End-to-end TPH solution development and customization . Integration and configuration for domestic and cross-border payments . Understanding of ISO 20022 , Fedwire , and ACH standards. Qualifications: Bachelor’s degree in Computer Science, Information Technology, or a related field . Minimum 6 years of hands-on Temenos T24 development experience. Strong analytical, problem-solving, and communication skills.