Unlimit
Unlimit6mo ago

Temenos Senior Developer

Belgrade,BelgradeFull-Timesenior
OtherDeveloper
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Quick Summary

Overview

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,

Technical Tools
OtherDeveloper

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.

  1. 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.

  2. 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.

  3. 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.


  4. 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.
- 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.
-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.

Location & Eligibility

Where is the job
Belgrade
On-site at the office
Who can apply
Same as job location
Listed under
Worldwide

Listing Details

Posted
November 3, 2025
First seen
March 26, 2026
Last seen
May 5, 2026

Posting Health

Days active
39
Repost count
0
Trust Level
31%
Scored at
May 5, 2026

Signal breakdown

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Unlimit is a global fintech company offering comprehensive payment solutions to businesses, enabling them to expand and optimize their payment processes.

Employees
350
Founded
2009
View company profile
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UnlimitTemenos Senior Developer