Quantitative Developer

Quant Developer / Software Engineer (m/f/d) – Microservices Architecture / Python / .NET (C#) / Quantitative Finance / Financial Systems

100% | Zurich

Project

In this senior position, you will develop and enhance a CORE Banking platform, combining software engineering with requirements from the financial and capital markets environment. The focus is on the further development of a microservices architecture to support business-critical processes throughout the trade and financial data lifecycle.

You will work at the intersection of backend development, data processing, and quantitative finance requirements, contributing to the implementation of stable, high-performance, and regulatory-compliant solutions.

Responsibilities

• Further development and optimization of the CORE Banking platform based on a microservices architecture
• Design, development, and operation of backend services using Python and .NET/C#
• Processing and modeling of complex financial and transaction data
• Supporting business requirements from Trading, Risk, or Finance through technical solutions
• Contributing to systems across the trade lifecycle (Pre-Trade, Execution, Post-Trade)
• Ensuring performance, stability, and quality in highly critical production systems
• Close collaboration with business stakeholders, architects, and the development team

Requirements

• Degree in Computer Science (University of Applied Sciences/Higher Technical School/Bachelor's/Master's) or a comparable qualification
• More than 12 years of experience in backend development within complex enterprise environments (ideally banking, trading, or financial services)
• Strong knowledge of Python and/or C#/.NET
• Experience with microservices, distributed systems, and API-based architectures
• Understanding of data-intensive systems and complex business processes
• Experience in the financial sector (e.g., Trading, Risk, Payments, or Core Banking) is an advantage
• Interest in or experience with quantitative and analytical topics is desirable
• Experience in high-performance, stability-critical, and regulated production environments
• Good knowledge of SQL Server and performance optimization
• Experience with real-time or near-real-time data processing

Languages

• German: Business fluent (C1)
• English: Business fluent (C1)

Reference Information

• Reference No.: 925037MH
• Role: Quant Developer / Software Engineer (m/f/d)
• Location: Zurich and surrounding region
• Workload: 100% (Hybrid – only within Switzerland)
• Start Date: 13.07.2026
• End Date: 30.06.2027
• Application Deadline: 29.06.2026, 15:00