Unisys

Principal Software Engineer - Compiler & System Programming | C/C++

India · Work style not stated · Full time

Apply on the employer’s site ↗See how well you match this job

You apply directly with the employer. ROLIVA does not submit applications from this page and is not the employer.

About the role

Description from the employer’s posting. Check the employer’s page for the current version.

EmployerUnisys
LocationIndia
Work styleWork style not stated
Employment typeFull time
Employer posted14 Aug 2026

What success looks like in this role:

• Leverages subject matter expertise to lead in the design and development of significant and technically challenging efforts across major program / product areas.
• Defines architectural standards, tools and methodologies to ensure technical consistency and quality across the company’s functional applications.
• Identifies, adapts and applies new technologies that can help improve systems overall.
• Collaborates with senior members of development / functional departments across the company to share experiences and knowledge and to identify ways to simplify and integrate products.
• Works with management on the development of Software Engineering governance / performance management processes.
• Helps define, develop and deliver training and education for systems users, Software Engineering colleagues, allied groups and other stakeholders.
• Identifies proprietary intellectual property and recommends patent applications.

Show full description

#LI-LS1

You will be successful in this role if you have:

*Minimum Education Required: Bachelors’ or master’s degree in computer science or equivalent.
*Minimum year’s relevant experience required: 13+ years in System software product development experience.
*Key Skills:
Hands on experience in C, C++, VC++, Data structures, Microsoft Debugging Tools and working with Windows Crash Dumps.
Good experience on tools like Microsoft WindDbg, CDB, Visual studio IDE, Intel One API IDE.
Ability to understand, evaluate and propose new features for existing and upcoming products
Experience with operating System, system level programming on E-Mode Architecture level. Additional experience with multiple (Instruction Set Architecture) ISA’s different platforms, Windows, Linux etc.
Extensive experience working on compiler internals e.g., syntax processing, optimization, code generation techniques, etc.
Experience with experience with profiling tools such as Intel VTune, Windows Performance Analyzer, OProfile, Valgrind or prof/gprof.
Individual contributor, Leadership & team player, communication skills
Exposure to a culture of Devops would be an added advantage

Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, blood type, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law.

Local employment practices and rights may vary by jurisdiction and are subject to applicable local laws. This commitment includes our efforts to provide for all those who seek to express interest in employment the opportunity to participate without barriers.

If you are a US job seeker unable to review the job opportunities herein, or cannot otherwise complete your expression of interest, without additional assistance and would like to discuss a request for reasonable accommodation, please contact our Global Recruiting organization at GlobalRecruiting@unisys.com. US job seekers can find more information about Unisys’ EEO commitment here.

See how well you match this job Apply on the employer’s site ↗

Check your resume against this job Free, no sign-up. Nothing you paste is stored.

Staying safe while you apply

Never pay to apply, interview or accept an offer. ROLIVA never asks you for payment to apply to a job.
Apply only through the official “Apply on the employer’s site” button, on the employer’s own site, and check that a recruiter’s email uses that employer’s own domain rather than a free email address.
Be cautious of an offer made with no real interview, or pressure to decide quickly or share financial details early.

Does something look wrong with this listing? Use “Report broken link” in the role details, or read ROLIVA’s full job-safety guidance ↗.

Preparing for this role with ROLIVA

Check the fit.
Compare the requirements with the experience you have confirmed, including gaps.
Prepare honestly.
Build interview stories and application drafts from your own evidence.
Keep track.
Save the role and record your own application status and follow-ups.

Create a free workspace or log in.