Senior Python Engineer

EPAM Systems; Schweiz; On-site; CHF 120,000 - 160,000; Full time

Job summary

EPAM Systems Inc in Zurich seeks a Senior Python Engineer to design, develop and maintain trading applications across six domains, ensuring reliability in real-time operations.

You will perform Linux and AWS operations, contribute to CI/CD, and provide hands-on production support, with a strong emphasis on Python, Pandas, SQL and engineering best practices.

Fluent English and a MSc in CS are required, with experience in 1st/2nd level support and full-stack development preferred.

Qualifications

• Master's degree in Computer Science or equivalent.
• Strong Python (5+ yrs) with hands-on experience using Pandas.
• Good knowledge of Excel and Excel VBA.
• Solid software engineering background and SQL (writing and optimizing queries).
• Hands-on experience in 1st or 2nd-level support of business-critical applications.
• Experience administering Linux environments.
• Full-stack development experience.
• Fluent English language knowledge.

Responsibilities

• Design, develop and maintain applications that meet business requirements.
• Support existing applications in production and proactively propose solutions to streamline and improve them.
• Advise and support business users who develop their own tools, sharing expertise and promoting engineering best practices.
• Provide 1st/2nd-level support for business-critical applications; take the harder cases and elevate with full context.
• Analyse data and issues with Python (Pandas) and SQL.
• Design scripts and small tools for checks, data handling and automation.
• Perform Linux and AWS operations; contribution to CI/CD.
• Record work in Jira and keep runbooks current.
• Guide the less experienced Commando and take on additional applications and support scope as the managed service ramps up.

Skills

Python

Pandas

SQL

Full-stack development

Linux

Excel

Excel VBA

English

Jira

AWS

Education

Master's degree in Computer Science

Tools

Jira

AWS

Job description

Every trading application faces the challenge of staying reliable under real-time demands and constant change. The Senior Python Engineer role in Zurich is part of a managed application services project covering production operations and change delivery across six application domains. The IT Commando team works where technical excellence and hands-on support meet, designing and supporting mission-critical trading applications. You decide how production issues are resolved and recurring tasks are automated, shaping the way business users interact with their tools. The person in this role makes it possible for trading operations to keep moving without interruption.

Responsibilities

• Design, develop and maintain applications that meet business requirements
• Support existing applications in production and proactively propose solutions to streamline and improve them
• Advise and support business users who develop their own tools, sharing expertise and promoting engineering best practices
• Provide 1st/2nd-level support for business-critical applications; take the harder cases and elevate with full context
• Analyse data and issues with Python (Pandas) and SQL
• Design scripts and small tools for checks, data handling and automation
• Perform Linux and AWS operations; contribution to CI/CD
• Record work in Jira and keep runbooks current
• Guide the less experienced Commando and take on additional applications and support scope as the managed service ramps up

Requirements

• Master's degree in Computer Science or equivalent
• Strong Python (5+ yrs) with hands-on experience using Pandas
• Good knowledge of Excel and Excel VBA
• Solid software engineering background and SQL (writing and optimizing queries)
• Hands-on experience in 1st or 2nd-level support of business-critical applications
• Experience administering Linux environments
• Full-stack development experience
• Fluent English language knowledge

Nice to have

• Also valued: Java, Bash scripting, C#/.NET, Outlook VBA, UI development, NoSQL databases, CI/CD Experience with Azure/AWS/GCP Exposure to FinTech or trading environments is an advantage French and/or German language skills