Senior Platform Engineer

Soteria Reinsurance Ltd.; Dublin; Hybrid; EUR 90,000 - 120,000; Full time

Job summary

Fidelity Investments in Dublin, Ireland, is seeking a Senior Platform Engineer to join the Developer Desktop Tooling team. You will support and improve desktop tooling used by engineering squads across Windows, macOS, and Linux, ensuring reliable deployment and lifecycle management.

The role emphasizes strong debugging, collaboration across organizations, and familiarity with CI/CD practices, IDE ecosystems, and cloud platforms.

Qualifications

• Experience maintaining desktop developer tooling.
• Familiarity with Windows/macOS/Linux environments.
• Experience with IDEs and extension ecosystems.
• Knowledge of CI/CD and DevOps workflows.
• Ability to collaborate across teams.

Responsibilities

• Support and maintain developer desktop tooling.
• Diagnose and resolve tooling issues across Windows, macOS and Linux.
• Manage upgrades, releases and lifecycle of desktop tools.
• Monitor tool health, usage patterns and user feedback.

Skills

Cloud platforms

CI/CD/DevOps

Debugging

Open source

Code Assist tools

IDE: VS Code

Tools

VS Code

GitHub Copilot

Gemini Code Assist

Job description

## Senior Platform EngineerApply: Dublin, Ireland: Full time: Posted Today: 2136213## ## Job Description:**The Role**Are you a forward-thinking technologist ready to make a lasting impact? Join our dynamic team at Fidelity Investments, where the Fidelity Architecture and Engineering team is seeking a Senior Platform Engineer for our Developer Desktop Tooling team.The **Expertise** and **Skills** You Bring* Support and maintain existing developer desktop applications and tooling used by engineering teams.* Diagnose and resolve tooling issues across Windows, macOS, and Linux environments.* Manage upgrades, releases, configuration changes, and lifecycle management of desktop tools.* Monitor tool health, usage patterns, and user feedback to identify improvement opportunities.* Serve as an escalation point for complex platform and tooling issues.* Experience with Integrated Development Environments (IDEs such as Visual Studio Code [VS Code] or similar) and extension/plugin ecosystems.* Experience with application installation and deployment solutions for Windows/macOS platforms.* Working across organizational boundaries to deliver platform capabilities used by diverse engineering teams.* Knowledge of cloud platforms (AWS/Azure/Google Cloud) along with solid understanding of CI/CD and DevOps practices.* Strong debugging and problem-solving skills in complex systems.* Experience leveraging DevAssist tools such as GitHub Copilot and Gemini Code Assist to optimize development workflows.**Bonus Skills*** Experience working with the open source community.* Cloud Certifications in AWS, Azure, Kubernetes or similar.**The Team**Join our global team in Fidelity Architecture and Engineering's Engineering Experience Product Area. We're passionate about open source technologies and continuous learning while pursuing engineering excellence through a collaborative, open, and transparent culture. Our team is dedicated to improving technology associates' effectiveness and job satisfaction, helping them accelerate their ability to deliver value.