
Integrations Support Engineer, Fintech
- Αθήνα
- Μόνιμη
- Πλήρης Απασχόληση
- Evaluate change requests—spanning platform upgrades, protocol migrations, and topology adjustments—by quantifying technical impact and rollback risk, defining mitigation steps, securing a jointly endorsed rollout plan with internal and external stakeholders, and consulting the Solution Architect whenever the change requires modifications to the solution design.
- Compile and convey the configuration and development prerequisites that third‑party systems must deliver for System Integration Testing readiness, liaising directly with their owners.
- Execute a concise suite of HTTP based API smoke tests (REST, SOAP, RPC etc.), troubleshoot anomalies, and escalate unresolved gaps to third‑party counterparts and the Solution Architect.
- Draft IAT test cases for execution by Optasia developers, under Solution Architect’s guidance.
- Maintain clear traceability: update Jira and Confluence records for change requests and for SIT preparations.
- Drive continuous improvement by converting lessons learned into reusable templates — covering change‑request assessments, SIT readiness checklists, and smoke‑test scripts — so future integrations follow streamlined, standardised practices.
- Transition smoothly from ISE to Associate Solution Architect once you demonstrate design aptitude and business acumen.
- 1–3 years in system integration, API testing, technical support, or QA (fintech/telco a plus)
- Solid grasp of REST/SOAP, HTTP, JSON/XML; hands-on with Postman, SoapUI, or cURL
- Comfort with network basics (IPs, ports, TLS, credentials)
- Bachelor in Computer Science, Engineering, or related field
- Fluent written and spoken English for clear communication with international stakeholders
- Detail oriented, proactive communicator able to juggle parallel projects
- Exposure to banking APIs, telecom OCS/charging interfaces
- Basic SQL or scripting for quick data checks
- Experience with Jira, Confluence, or comparable tracking/documentation tools
- Experience in linux, bash scripting etc.
What we offer:
💸 Competitive remuneration package
🏝 Extra day off on your birthday
💰 Performance-based bonus scheme
👩🏽⚕️ Comprehensive private healthcare insurance
📲 💻 All the tech gear you need to work smartOptasia’s Perks:
🎌 Be a part of a multicultural working environment
🎯 Meet a very unique and promising business and industry
🌌 🌠 Gain insights for tomorrow market’s foreground
🎓 A solid career path within our working family is ready for you
📚 Continuous training and access to online training platforms
🥳 CSR activities and festive events within any possible occasion
🍜 Enjoy comfortable open space restaurant with varied meal options every day
🎾 🧘️ Wellbeing activities access such as free on-site yoga classes, plus available squash court on our premisesOptasia’s Values 🌟#1 Drive to Thrive: Fully dedicated to evolving. We welcome all challenges and learning opportunities.
#2 Customer-First Mindset: We go above and beyond to meet our partners’ and clients’ expectations.
#3 Bridge the Gap: Knowledge is shared, information is exchanged and every opinion counts.
#4 Go-Getter Spirit: We are results oriented. We identify any shortcomings that hold us back and step up to do what’s needed.
#5 Together we will do it: We are committed to supporting one another and to understanding and respecting different perspectives, as we aim to reach our common goals.