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September 19, 2026
Senior Summit Developer
Senior • On-site
60,000 - 90,000 EUR/yr
Wiesbaden, Germany
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Quick Facts
- Role: Senior Developer (fixed-term until 31 Dec 2029)
Description
You will work on a Summit consolidation project and support the subsequent Transition-to-Target phase. You will analyze and specify business requirements with key stakeholders (especially Trading, Backoffice, and Treasury), implement them primarily in C/C++/C#, and ensure high software quality with automated tests delivered as part of releases.
Responsibilities
- Analyze and specify business requirements in close collaboration with the business units (Trading, Backoffice, Treasury)
- Implement the gathered requirements primarily in C, C++ and C#
- Design, develop, and implement automated tests to ensure high software quality
- Bring the solutions live as part of releases
- Support end-to-end functionality for trade entry, valuation, settlement, and reporting
- Advise business teams on using Summit standard functionalities and creating functional concepts
Requirements
- Completed degree in Business Informatics, Computer Science, Mathematics, Physics, or comparable
- Long-term experience in Summit application development (ideally from version 6)
- Deep expertise in Summit API, Summit metamodel, and the use of various Summit servers and modules
- Strong command of C, C++, C# and SQL on Sybase or Microsoft SQL Server (benefit: Python and/or Java)
- Solid understanding of Treasury products (Bond, Swap, Repo, Money Market) including relevant master data
- Practical knowledge of Unix, Linux, or Windows and experience with agile methods such as Scrum or Kanban
- Plus: familiarity with ITIL in the financial services context and with JIRA and Confluence
- Fluent German and ideally very good English (written and spoken)
Benefits
- Varied work, exceptional professional development, and a balanced work-life approach with mobile working and flexible working-time models
- Excellent benefits: discounts with partner providers, public-transport subsidy, occupational pension, and employer-provided savings plans (vermögenswirksame Leistungen)
- Active health management including check-ups, counseling services, sports events, and on-site facilities (canteen and coffee bar)
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