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Job Details
Posted date: Dec 05, 2025
There have been 14 jobs posted with the title of Senior Software Engineer - CTJ - TS/SCI all time at Microsoft.Category: Software Engineering
Location: Redmond, WA
Estimated salary: $188,900
Range: $119,800 - $258,000
Employment type: Full-Time
Work location type: Fully on-site
Role: Individual Contributor
Description
OverviewDo you have a passion for high scale services and working with some of Microsoft’s most critical customers? We’re looking for a Senior Software Engineer with the right mix of software development, on-line services experience and passion for quality to envision, design, and deliver Office 365 government cloud service offerings.
Office 365 is at the center of Microsoft’s cloud first, devices first strategy as it brings together cloud versions of our most trusted communication and collaboration products like Exchange, SharePoint, and Teams with our cross-platform desktop suites and mobile apps. The Office 365 Enterprise Cloud team works with Microsoft’s largest enterprise and government customers to deliver features that meet their specific needs and enable cloud adoption. As you would expect, our customers have the highest expectations for feature quality, security, reliability, availability, and performance.
The software engineering team provides leadership, direction and accountability for application architecture, system design, and end-to-end implementation. As a Senior Software Engineer, you will identify and deliver software improvements using your expertise in software development, complexity analysis, and scalable system design. Collaboration skills will be required to work closely with other engineering teams to ensure services/systems are highly stable and performant, meeting the expectations of our government customers and users.
At Microsoft, we can offer you great teams, exciting challenges, and a fun place to work. The work environment empowers you to have a positive impact on millions of end users.
The right candidate for this job (is):
- Passionate about distributed systems and working with highly scalable services.
- Enjoys new technological challenges and is motivated to solve them.
- Excited about making better software and continuously improving the development, integration, and deployment processes.
- Self-starter who thrives in a bottoms-up, fast-paced, highly technical environment.
- Effective collaborator, experienced in creating technical partnerships across teams.
- Unwavering passion for meeting customer demands and delivering a dial tone service.
Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.
Responsibilities
Technical Knowledge and Domain-Specific Expertise
Demonstrates end-to-end expertise in distributed systems design, interactions between cloud technology layers and components, functions of physical network devices, and dependencies at scale.Develops end-to-end technical expertise in the architecture, code, features, and operations of specific products as required to implement improvements in product availability, reliability, efficiency, observability, and/or performance.Researches and maintains deep knowledge of industry trends as well as advances in large-scale distributed systems and cloud technologies.Contributions to Development and Design
Develops, tests, and implements changes to optimize code and improve the observability, reliability and operability of platforms, systems, and products at scale. Reviews the effect of these changes to document and share development insights within their team.Engages with product engineering teams within an organization by driving code/design reviews, hosting regular meetings, and participating in on-call rotations and incident responses throughout product development and operations cycles.Driving Operational Excellence
Develops code, scripts, systems, or platforms that automate moderately complex but repetitive operations processes (e.g., monitoring, alerting, deploying products and updates, debugging) at scale; reviews existing automation code and scripts to evaluate reusability, extendibility, and scalability within an organization.Leverages existing tools and automation to enable product engineering teams within their organization to increase the velocity in which they can reliably and safely implement changes in production; monitors the effects of changes across platforms or systems.Identifies optimal uses for existing tools and/or models to identify contributing factors or points of failure that are affecting the availability, reliability, performance, and/or efficiency of systems, platforms, or products; proposes and implements solutions that resolve root cause(s) and prevent issues from occurring in related products by working with product engineering teams within an organization to test and deploy them to production.Develops, maintains, and leverages capacity planning models and monitoring tools to forecast product capacity and resource demands; models the predicted effect of changes to capacity plans to optimize code bases to better manage resources in respond to dynamic capacity demands. May contribute to the development of automated resource utilization tools or processes that can dynamically scale compute resources up or down to adjust to capacity demands.Draws insights from performance and resource monitoring across products within their organization to identify whether there is a need to optimize code, infrastructure, or architecture - or if changes to compute resources are required; uses advanced models to forecast and verify the efficacy of changes at scale and proposes solutions that are aligned with customer/business needs.Shares insights and best practices that can be applied to improve development and operations across related sets of systems, platforms, and/or products. Continues to develop their understanding of insights and best practices through interactions with more experienced software engineers and members of product engineering teams. Mentors and coaches more engineers to help them identify and propose relevant solutions.Additional Responsibilities
Design, develop, and deliver engineering solutions that serve and protect M365 government clouds.Own deployment, availability, reliability, performance and customer escalation targets for sovereign environments.Proactively identify and reduce issues through design, testing, and implementation of software-based solutions.
Qualifications
Required/Minimum qualifications
Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.Other Requirements:
Security Clearance Requirements: Candidates must be able to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include, but are not limited to the following specialized security screenings:
Candidates must have an active TS/SCI and be willing to upgrade to TS/SCI (with polygraph). This role will require candidates to maintain the TS/SCI (with polygraph) clearance. Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. Failure to maintain or obtain the appropriate clearance and/or customer screening requirements may result in employment action up to and including termination.Clearance Verification: This position requires successful verification of the stated security clearance to meet federal government customer requirements. You will be asked to provide clearance verification information prior to an offer of employment.Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.Citizenship & Citizenship Verification: This position requires verification of U.S. citizenship due to citizenship-based legal restrictions. Specifically, this position supports United States federal, state, and/or local United States government agency customer and is subject to certain citizenship-based restrictions where required or permitted by applicable law. To meet this legal requirement, citizenship will be verified via a valid passport, or other approved documents, or verified US government Clearance Preferred/Additional Qualifications:
Master's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
Software Engineering IC4 - The typical base pay range for this role across the U.S. is USD $119,800 - $234,700 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $158,400 - $258,000 per year.
Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:
https://careers.microsoft.com/us/en/us-corporate-pay
This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.
Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.
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