Temenos Senior Developer

Temenos Senior Developer Belgrade Support – Temenos / Full-Time / On-site apply for this job About Unlimit

Unlimit is a global fintech ecosystem built to eliminate financial borders holding businesses back. The company provides the extensive infrastructure needed to scale globally, integrating payment processing, multi-currency business accounts, BaaS and crypto gateways into a single, intelligent platform. Across 17 offices globally, Unlimit bridges hyper-local expertise with a high-capacity financial network, giving companies the agility to expand across regions with operational confidence and speed. Driving the evolution of payments, Unlimit is transforming its infrastructure from human-operated fintech into AI-native financial infrastructure — where APIs are consumed by machines, integrations are negotiated by agents, and systems evolve continuously through intelligent automation. Our next users are not only humans. They are AI agents acting on behalf of humans and businesses. Unlimit serves more than the needs of businesses today; we are building the nervous system for a borderless global economy. Role Overview: We are seeking a highly skilled Temenos Senior Developer with strong integration experience to join our core banking transformation team. The ideal candidate will have deep expertise in Temenos Transact (T24), hands-on development capabilities, and a proven track record of integrating Temenos with third-party systems using modern frameworks and APIs. Proficiency in Java and Python is required. TPH and AA knowledge is essential. Key Responsibilities:

Development & Customization - Design, develop, and implement customizations and enhancements in Temenos Transact (T24) using TAFJ, Design Studio, Extensibility Framework, API workbench. - Build and maintain core banking modules including Arrangement Architecture (AA) etc. - Good experience of Integration Framework. - Develop and optimize T24 online and COB routines and Services Framework components.

Integration & Interfacing - Lead integration efforts using Temenos Integration Framework, IRIS (Interaction Framework), MQ, and REST/SOAP APIs. - Implement event-driven and streaming integrations using Event Streaming and Adapter Frameworks. - Collaborate with infrastructure and middleware teams to ensure seamless data exchange and system interoperability.

Testing & Support - Conduct unit, integration, and user acceptance testing (UAT) for all developed components. - Provide L3 support for production issues, performance tuning, and defect resolution. - Maintain comprehensive documentation including technical specifications, installation guides, and test results.

Collaboration & Leadership - Work closely with Business Analysts, Architects, and Project Managers to translate functional requirements into technical solutions. - Mentor junior developers and contribute to continuous improvement of development practices.

Required Skills & Experience: - 7+ years of hands-on experience in Temenos Transact (T24) development. - Strong proficiency in TAFJ, JBASE, Java, Python, and SQL. - Experience with Temenos Integration Framework, IRIS, MQ, and API development. - Familiarity with cloud deployment (AWS preferred) and containerization (Docker, OpenShift, Kubernetes). - Knowledge of logging and monitoring tools such as Grafana, Dynatrace and Splunk. - Exposure to Temenos Extensibility Framework and hybrid integration approaches. - Excellent problem-solving, communication, and stakeholder management skills. Preferred Qualifications: -Bachelor’s or master’s degree in computer science, Information Technology, or related field. - Temenos certifications (Transact, Payments, Integration Framework). - Experience with T24 upgrades, data migration, and performance optimization. Join Unlimit Team now! Unlimit is an equal opportunity employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting decisions based on your experience and skills. We welcome applications from all members of society irrespective of age, sex, disability, sexual orientation, race, religion or belief. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us. apply for this job

Qualifications: Temenos Transact (T24), Senior Developer, Full-Time, On-site, 7+ years experience, TAFJ, JBASE, Java, Python, SQL, Temenos Integration Framework, IRIS, MQ, API development, AWS, Docker, OpenShift, Kubernetes, Grafana, Dynatrace, Splunk, Temenos Extensibility Framework, Bachelor’s degree, Master’s degree, Temenos certifications