margo-group

Senior C# Developer with Fintech experience

🇵🇱 Warsaw, Pologne Sur site IT Publié Mai 25, 2026
Mode de travail Sur site
Catégorie IT
Catégorie IT Ingénieur Back End
Langue English
Publié 25 mai 2026
Dernière vérification 30 mai 2026
Contexte JobGrid

Résumé du poste par JobGrid

Senior C# Developer with Fintech experience at margo-group: Warsaw, Pologne; Sur site; IT; Ingénieur Back End. JobGrid adds normalized role facts, source context, and a path to the employer application page so candidates can compare the listing before applying.

  • Location and workplace: Warsaw, Pologne, Sur site
  • Role classification: IT, Ingénieur Back End
  • Source freshness: checked by JobGrid on 2026-05-30.
  • Application path: candidates continue to the employer application page with non-personal referral tags.

On behalf of our client – a global financial institution – we are looking for an experienced specialist for the position of Senior C# Developer.

ABOUT THE PROJECT & TEAM: You will join a distributed, international team responsible for the development of core systems in the areas of XVA, Liquidity, and Financial Resource Management. The project is currently at an exciting turning point – migrating to a modern, highly advanced event-driven architecture on the back-end side. The developed UI tools support the daily operations of hundreds of users in a dynamic market environment. We work in a collaborative, agile environment with a strong emphasis on clean code and software craftsmanship.

💡 CONDUCT & ATTITUDE EXPECTATIONS:

  • High autonomy combined with excellent teamwork skills.

  • Excellent communication, analytical, and organisational skills.

  • Attention to detail (especially under time pressure).

  • Proactive, flexible approach to daily engineering challenges.

  • Motivation to work directly with front-office IT.

  • Integrity and discipline.

  • Role model supporting a culture of good conduct.

  • Proactivity, transparency, and accountability in managing conduct risks.

  • Considering the impact of decisions on colleagues, partners, and clients; escalation in case of doubts.