Lead Software Engineer

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We are seeking a dynamic and detail-oriented Lead Software Engineer to join our team in Zug to lead the refactoring and redesign of the integration layers between legacy systems and the new Customer Relationship Management (CRM) system. In this role, you will be responsible for creating scalable, efficient and secure integration solutions that enable seamless communication between these systems and ensure business continuity.

As part of this role, you will assess existing integrations, refactor outdated components and design future‑proof solutions that optimize performance, reliability and maintainability.

This position operates in a hybrid work model, offering the flexibility of remote work while requiring a presence on‑site as needed. If you’re ready to make a difference and thrive in an environment that values both innovation and collaboration, we want to hear from you.

• Evaluate current integration layers between the legacy systems, the new CRM system and other platforms, identifying performance bottlenecks and inefficiencies
• Develop the technical architecture for legacy to modern CRM system integration, including real‑time and batch data exchange patterns
• Design and implement integration solutions
• Ensure seamless data flow between systems
• Create high‑level and detailed technical documentation, including data flow diagrams, architecture diagrams and integration specifications
• Collaborate with internal and external teams and providers on technical requirements

• Min. 8‑10 years hands‑on software development experience
• 3+ years of recent Python development experience
• Strong SQL knowledge and database skills
• Proven track record in system integration design
• Excellent communication skills with the ability to present architectural vision to teams
• Results‑oriented mindset with focus on achievements
• Proficient communication skills in English are a must, while at least a B1 level of the German/French language is a significant advantage

• Snowflake and/or advanced MS SQL Server experience
• Recent AWS experience (Azure/Google Cloud also considered)
• Experience with (CRM) system integrations

• 5 weeks of vacation
• EPAM Employee Stock Purchase Plan (ESPP)
• Enhanced parental leave
• Extended pension plan
• Daily sickness allowance insurance
• Employee assistance program
• Global business travel medical and accident insurance
• Learning and development opportunities including in‑house training and coaching, professional certifications, over 22,000 courses on Linked In Learning Solutions and much more
• * All benefits and perks are subject to certain eligibility requirements

• Swiss nationals
• EU/EFTA nationals
• Third‑country nationals based in Switzerland with an appropriate work permit
• Displaced people from Ukraine who are currently in Switzerland and hold, or have already applied for, S permits

• Mid‑Senior level

• Full‑time

• Information Technology, Engineering, and Business Development
• Software Development and IT Services and IT Consulting

Zug, Zug, Switzerland

We do not accept CVs from recruiting or staffing agencies.