Staff/Senior Software Engineer - Desktop Application

Nexthink; Lausanne; Sur place; CHF 140 000 - 190 000; Plein temps

Avantages offerts par ce poste

Hybrid work model

Lake Geneva view office

Unlimited vacation

Volunteer days

Relocation package

Fitness centre access

Public transport reimbursement

French class reimbursement

Team events

Résumé du poste

Nexthink is looking for a Staff or Senior Desktop Application Developer to design, architect, and implement our AI-powered IT self-service chat agent — a native desktop client distributed to 20+ million endpoints worldwide. This role shapes the client layer, guiding cross-team design decisions and serving as a trusted advisor to engineering leadership.

You will tackle performance, reliability, and OS integration challenges while partnering with backend, infra, and security teams to ship

Qualifications

• 7+ years of desktop application engineering experience shipping native apps on Windows and macOS.
• Strong proficiency in Rust and/or C++, with native OS API knowledge.
• Experience owning client architecture, distribution lifecycle, and performance diagnostics.
• Ability to mentor teams and influence cross-functional decisions.
• Excellent communication skills and track record of delivering at scale.

Responsabilités

• Define and drive the technical vision and architecture for the desktop client.
• Lead design of a high-performance native app on Windows and macOS at 20M+ endpoints.
• Collaborate with product, backend, and AI/ML teams to align client with the AI platform.
• Provide leadership on architecture, coding standards, and best practices.
• Architect and deliver secure, distributed deployment including signing, packaging, updates.

Connaissances

Rust

C++

Windows API

macOS API

Cross-platform development

Performance profiling

Outils

Tauri

React

TypeScript

REST/WebSockets

Description du poste

Staff/Senior Software Engineer - Desktop Application

• Full-time
• Department: AI Agents
• Dept: AI Agents

Nexthink is the leader in digital employee experience management software. The company provides IT leaders with unprecedented insight allowing them to see, diagnose and fix issues at scale impacting employees anywhere, with any applicationor network, before employees notice the issue. As the first solutionto allow IT to progress from reactive problem solving to proactive optimization, Nexthink enables its more than 1,500 customers to provide better digital experiences to more than 25+ millionemployees. Dual headquartered in Lausanne, Switzerland and Boston, Massachusetts, Nexthink has 9 offices worldwide.

We are looking for a Staff orSenior Desktop Application Developerto be part of the team designing, architecting, and implementing our AI-powered IT self-service chat agent — a native desktop application distributed to 20+ million endpoints worldwide. This client is the face of Nexthink’s AI platform, giving employees a seamless, responsive experience directly on their Windows and macOS devices.

As a Senior Desktop Engineer, you will go beyond implementation: you will set technical direction for the client layer, influence cross-team design decisions, and serve as a trusted advisor to both engineering leadership and product.You’lltackle problems of performance, reliability, and native OS integration while partnering with backend, infra, and security teams to ship a production-gradeapplication atglobal scale.

This is a high-impact, high-ownership role whereyou’llmake foundational architectural decisions about the client platform and help shape the desktop engineering practice at Nexthink.

Responsibilities

Define and drive technical vision and architectural strategy for the desktop client application.

Lead design of a high-performance, native desktop application running on Windows and macOS at 20M+ endpoints.

Partner with product, backend, and AI/ML teams to align the client experience with the broader AI platform.

Provide technical leadership on client architecture, coding standards, and best practices for native desktop development.

Architect and deliver a reliable, secure application covering the full distribution lifecycle: signing, packaging, installation, updates, and uninstallation.

Champion observability, crash reporting, performance monitoring, and diagnostics across the client stack.

Act as a mentor and multiplier, raising the technical bar and helping engineers grow.

Lead technical deep dives, design reviews, and roadmap alignment discussions with leadership.

Ensure security, compliance, and OS-level integration best practices are embedded in design from day one.

7+ years of desktop application engineering experience, shipping native applications on Windows and macOS.

Proven success designing and shipping client applications to large user bases, with a deep understanding of platform-specific constraints andbehaviours.

Strongproficiencyin Rust and/or C++, with solid experience building cross-platform desktop applications.

Deep knowledge of Windows and macOS OS APIs.

Hands-on experience with the full application distribution lifecycle: code signing, packaging, auto-update mechanisms, and deployment at scale.

Strong understanding of desktop application performance profiling, memory management, and crash diagnostics.

Exceptional communication skills — able to influence cross-functional teams and leadership with clear technical direction.

Track recordof mentoring and elevating engineering teams.

Nice to Have

Familiarity with the Tauri framework.

Familiarity with React and TypeScript UI development.

Experience integrating desktop clients with cloud backends via REST,WebSockets, orgRPC.

Background in system-level programming: OS hooks, accessibility APIs, inter-process communication.

Priorworkon applications with silent background processes, system tray agents, or notification-driven UX.

Experience with endpoint telemetry, observability SDKs, or APM integration on the client side.

Experience with enterprise software distribution and managing application update strategies at scale.

We are the pioneers and trailblazers of a global IT Market Category (DEX) that is shaping the future of how the world works, giving our customers’ IT Teams total digital visibility across their enterprise. Our innovative solutions integrate real-time analytics, automation, and employee feedback across all endpoints. This enables our IT teams to solve complex technical challenges, create ever more productive workplaces, and deliver happy, satisfied employees in the digital workplace.

With over 1200 employees across 5 continents, Nexthink operates as One Team, connecting, collaborating and innovating to continuously grow. We call our employees ‘Nexthinkers’ and our commitment to diversity, inclusion, and equity is second to none. We currently have over 75 nationalities working with us, from all cultures and backgrounds, speaking many different languages.

If you are looking for a change and likea nice atmosphere, lots of challenges, and having fun while working, this isa great opportunityfor you! Check what we offer:

• Permanent Contract and a competitive compensation package.
• Beautiful office with a view of Lake Geneva, convenientlylocatednext to thePrilly-Malley train station
• Hybrid work model balancing office and remote work, with a structured approach for new hires to foster connections and onboarding.
• Flexible Hours and unlimited vacation (employees have unlimited paid time off on top of the 25 days of holidays we offer) plus 3 company-paid volunteer days.
• Free access to a fitnesscentreinside the building.
• Reimbursement of the half-fare travel card for public transport.
• Reimbursement up to 50% of the cost of French classes.
• Regular company and team events like Voluntary Days, Pizza talks, Team Building activities, hosting Meetups at the office and more!
• Bonuses for referring successful hires after three months of continuous employment.
• We offer a relocation package to people who are coming from another country.

Please note that not all the benefits listed above are available for temporary, contract, and internship roles.To ensure you have the most up-to-date information, we recommend checking with your Recruitment Partner.

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