Windows Tool Developer

Windows Tool Developer

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same.

Job Description

Title: Windows Tool Developer

Location: Redmond WA

Duration: Full Time

Job Description:

Capgemini is seeking a motivated and skilled Windows Systems Tool Developer or Windows Systems Engineer with a strong understanding of Windows internals and kernel-level architecture. In this role, you’ll contribute to the development of security and encryption tools for a leading high-tech operating systems company.

Your Role

• Analyze and debug Windows applications across various platforms, identifying and resolving issues effectively.

• Investigate and troubleshoot Windows OS functionality based on defined requirements.

• Maintain and update defect tracking systems and generate clear, actionable reports.

• Design and execute test cases to validate software functionality and compatibility.

• Document test scenarios and outcomes for continuous improvement.

• Develop and maintain Windows-based tools, with a focus on test automation.

• Review and debug source code to ensure quality and performance.

Your Skills and Experience

• Background in security analysis for enterprise or web applications.

• Proficiency in C++, C#, and PowerShell, with a solid understanding of IT security compliance and privacy standards.

• Experience working with Windows debugging tools (e.g., WinDbg) and managing debug symbols (PDB files).

• Experience in threat modeling and identifying potential security risks.

• Familiarity with Windows patches and security updates, particularly in the context of FIPS 140 evaluation. Hands-on experience with Azure-based tools, TFS, VSTS, and VSO.

• Strong analytical and problem-solving skills, with the ability to work collaboratively in diverse teams.

• Excellent communication and interpersonal skills, with a focus on teamwork and knowledge sharing.

Nice to have:

• Certifications such as (ISC)² or ISACA.

• Experience with CVEs or publicly disclosed security vulnerabilities.

• Strong knowledge of Windows internals, system architecture, and kernel operations

Works in the area of Software Engineering, which encompasses the development, maintenance and optimization of software solutions/applications.

1. Applies scientific methods to analyse and solve software engineering problems.
2. He/she is responsible for the development and application of software engineering practice and knowledge, in research, design, development and maintenance.
3. His/her work requires the exercise of original thought and judgement and the ability to supervise the technical and administrative work of other software engineers.
4. The software engineer builds skills and expertise of his/her software engineering discipline to reach standard software engineer skills expectations for the applicable role, as defined in Professional Communities.
5. The software engineer collaborates and acts as team player with other software engineers and stakeholders.

The base compensation range for this role in the posted location is $101,000 - $138,000/year.

Capgemini provides compensation range information in accordance with applicable national, state, provincial, and local pay transparency laws. The base compensation range listed for this position reflects the minimum and maximum target compensation Capgemini, in good faith, believes it may pay for the role at the time of this posting. This range may be subject to change as permitted by law.

The actual compensation offered to any candidate may fall outside of the posted range and will be determined based on multiple factors legally permitted in the applicable jurisdiction.

These may include, but are not limited to: Geographic location, Education and qualifications, Certifications and licenses, Relevant experience and skills, Seniority and performance, Market and business consideration, Internal pay equity.

It is not typical for candidates to be hired at or near the top of the posted compensation range.

In addition to base salary, this role may be eligible for additional compensation such as variable incentives, bonuses, or commissions, depending on the position and applicable laws.

Capgemini offers a comprehensive, non-negotiable benefits package to all regular, full-time employees. In the U.S. and Canada, available benefits are determined by local policy and eligibility and may include:

• Paid time off based on employee grade (A-F), defined by policy: Vacation: 12-25 days, depending on grade, Company paid holidays, Personal Days, Sick Leave

• Medical, dental, and vision coverage (or provincial healthcare coordination in Canada)

• Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada)

• Life and disability insurance

• Employee assistance programs

• Other benefits as provided by local policy and eligibility

Important Notice: Compensation (including bonuses, commissions, or other forms of incentive pay) is not considered earned, vested, or payable until it becomes due under the terms of applicable plans or agreements and is subject to Capgemini’s discretion, consistent with applicable laws. The Company reserves the right to amend or withdraw compensation programs at any time, within the limits of applicable legislation.

Disclaimers

Capgemini is an Equal Opportunity Employer encouraging inclusion in the workplace. Capgemini also participates in the Partnership Accreditation in Indigenous Relations (PAIR) program which supports meaningful engagement with Indigenous communities across Canada by promoting fairness, accessibility, inclusion and respect. We value the rich cultural heritage and contributions of Indigenous Peoples and actively work to create a welcoming and respectful environment. All qualified applicants will receive consideration for employment without regard to race, national origin, gender identity/expression, age, religion, disability, sexual orientation, genetics, veteran status, marital status or any other characteristic protected by law.

This is a general description of the Duties, Responsibilities and Qualifications required for this position. Physical, mental, sensory or environmental demands may be referenced in an attempt to communicate the manner in which this position traditionally is performed. Whenever necessary to provide individuals with disabilities an equal employment opportunity, Capgemini will consider reasonable accommodations that might involve varying job requirements and/or changing the way this job is performed, provided that such accommodation does not pose an undue hardship. Capgemini is committed to providing reasonable accommodation during our recruitment process. If you need assistance or accommodation, please reach out to your recruiting contact.

Please be aware that Capgemini may capture your image (video or screenshot) during the interview process and that image may be used for verification, including during the hiring and onboarding process.

Click the following link for more information on your rights as an Applicant in the United States.

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.

Ref. code: 387074

Posted on: May 28, 2026

Experience Level: Experienced Professionals

Contract Type: Permanent

Location:

Bellevue, WA, US

Brand: Capgemini Engineering

Professional Community: Software Engineering

Capgemini is an Equal Opportunity Employer encouraging diversity in the workplace. All qualified applicants will receive consideration for employment without regard to race, national origin, gender identity/expression, age, religion, disability, sexual orientation, genetics, veteran status, marital status or any other characteristic protected by law.