Software Developer - IT Trading Team

Who we are

SII Group is a trusted technology partner, SII provides high value added solutions for the IT projects of many large corporations. Since its founding in 1979, the Company has been providing solutions adapted to its clients’ needs, by relying on :

> Its acknowledged expertise in various industries and sectors

> Proven 'turnkey' solutions

> An efficient quality system

> Adaptable, evolving services

Today, with a staff of more than 18'000, SII Group is supporting companies across 20 countries.

At SII Switzerland we pay attention to the personal and professional wellbeing of our employees. We place our collaborators at the heart of our actions and activities. If you are motivated by the perspective of joining a big, trusted and recognized group, then let's meet !

To develop our consulting offer and support one of our clients, we are looking for a Software Developer - IT Trading Team.

Missions

• Design, develop, and maintain the trading data and execution platform
• Build and optimize data ingestion pipelines to process trading and market data from diverse sources
• Implement cloud-based solutions (AWS), leveraging proven technologies and industry best practices
• Support codebase maintenance, including addressing IT security vulnerabilities and reducing technical debt
• Provide Level 3 production support and collaborate closely with the Level 2 Support team to ensure stable and efficient system operations

Profile

• Bachelor’s or Master’s degree in Computer Science or a related discipline
• 3 years of experience in software development, with strong proficiency in Java and microservices architecture
• Solid understanding of database technologies, including writing efficient SQL queries and performing basic DBA tasks; strong interest in data storage solutions
• Practical experience or demonstrated interest in data streaming technologies such as Apache Kafka
• Proficient in the Spring Boot framework
• Comfortable working with Unix/Linux command line and Git; some familiarity with bash scripting
• Experience with high-performance timeseries databases is a plus
• Foundational knowledge of cloud platforms (AWS, GCP, or Azure) and motivation to develop expertise in cloud technologies
• Basic skills in Python and the ability to learn new programming languages quickly
• Interest or background in statistics, timeseries data analysis, and financial/trading markets
• Curiosity about the green energy sector and evolving market dynamics

For information

• Start date : ASAP
• Location : Olten - CH (remote up to 40%)
• Duration : Long term
• Language : Fluent in English. French and German could be a plus
• European citizen required