Senior C Software Engineer Jobs

Senior C Software Engineer jobs are open across aerospace, defense, embedded systems, finance, and telecommunications, from mid-level to staff and principal, with specializations in systems programming, real-time software, and low-level hardware interfaces. Find a role that fits from the openings below and apply directly.

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Overview

Open roles307+
Top stateCalifornia
Top employerSyms Strategic Group, LLC (SSG)
Top cityRedlands, CA
Work type45% On-site
Top industryTechnology

Showing 5 of 307+ Senior C Software Engineer jobs

Fidelity Investments
Software Engineer - .NET / C# / XAML Digital
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Fidelity Investments
Added 1d ago
Software Engineer - .NET / C# / XAML Digital
Fidelity Investments
Westlake, Texas
Compliance & Risk
Cybersecurity
Security Engineering
Remote (US)
Master's degree in physics
10,000+

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Captivation Software
Software Engineer 3 - C++/Python/DevOps/Kubernetes/GPU
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Captivation Software
Added 1d ago
Software Engineer 3 - C++/Python/DevOps/Kubernetes/GPU
Captivation Software
Annapolis Junction, Maryland
Backend Engineering
Cybersecurity
Security Engineering
Software Engineering
$130k - $270k/yr
Bachelor's degree in electrical engineering
11-50

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HCLTech
Senior Developer - C, Python, DO 178B
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HCLTech
Added 1d ago
Senior Developer - C, Python, DO 178B
HCLTech
Frisco, Texas
Backend Engineering
Full-stack Engineering
Software Engineering
10,000+

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Trewon Technologies
Software Apps Developer - Dynamics 365 CRM, Power Apps, Power Automate, C#, Javascript
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Trewon Technologies
Added 1d ago
Software Apps Developer - Dynamics 365 CRM, Power Apps, Power Automate, C#, Javascript
Trewon Technologies
Leesburg, Virginia
Data Analytics
Data Science
$100k - $180k/yr
Hybrid
Bachelor's degree
51-200

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Trewon Technologies
Sr. Software Applications Developer - Dynamics 365 CRM, Power Apps, Power Automate, C#, Javascript
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Trewon Technologies
Added 1d ago
Sr. Software Applications Developer - Dynamics 365 CRM, Power Apps, Power Automate, C#, Javascript
Trewon Technologies
Leesburg, Virginia
Data Analytics
Data Science
$100k - $180k/yr
Hybrid
Bachelor's degree
51-200

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Senior C Software Engineer Job Market

Who's Hiring

  • Syms Strategic Group, LLC (SSG)
    Syms Strategic Group, LLC (SSG)19
  • Garmin
    Garmin9
  • Esri
    Esri7
  • Akina
    Akina7
  • Comcast
    Comcast6

Top Industries Hiring

  • Technology & Software46
  • Consulting & Professional Services11
  • Manufacturing7
  • Investment & Asset Management7
  • Aerospace & Defense6

What Employers Look For

The qualifications that appear most often in senior C software engineer jobs.

  • 5 or more years of professional C programming experience in production environments
  • Deep knowledge of memory management, pointers, and manual resource allocation
  • Experience with POSIX systems, Linux kernel interfaces, or RTOS platforms
  • Proficiency debugging with tools such as GDB, Valgrind, or AddressSanitizer
  • Familiarity with cross-compilation toolchains and embedded or low-level hardware targets
  • Bachelor's degree in computer science, electrical engineering, or a related technical field

Tips for Your Senior C Software Engineer Job Search

Highlight systems-level C expertise clearly

Recruiters screening senior c software engineer resumes look for explicit mentions of memory management, pointer arithmetic, and low-level I/O. List the specific hardware architectures and operating environments you've worked in, not just the language itself.

Quantify performance and reliability outcomes

Senior c roles are judged on measurable outcomes: latency reductions, memory footprint cuts, or uptime improvements. Replace vague verbs like 'improved' or 'optimized' with concrete before-and-after figures tied to the system you worked on.

Target openings by domain, not just language

C is used very differently in embedded firmware, POSIX systems, and financial trading infrastructure. Filter your search by industry vertical and read job descriptions for domain-specific keywords like RTOS, bare-metal, or kernel modules before applying.

Apply early to roles that fit

Migrate Mate lists senior c software engineer openings from across the United States in one place, so you can find roles that match and apply directly to each listing.

Prepare for deep code review interviews

Senior c interviews routinely include live debugging of memory leaks, undefined behavior, and concurrency bugs. Practice reading unfamiliar C codebases aloud, explaining ownership and lifecycle decisions, not just writing new code from scratch.

Negotiate scope, not just compensation

At the senior level, codebase ownership and on-call responsibilities vary enormously between roles. Before accepting an offer, ask specifically which subsystems you'd own, what the release cadence looks like, and how architectural decisions are made.

Senior C Software Engineer Jobs: Frequently Asked Questions

Which companies are hiring the most senior c software engineers?

The companies hiring the most senior c software engineers right now include Syms Strategic Group, LLC (SSG), Garmin, and Esri, with the largest share of openings in California, Virginia, and Maryland, based on current listings on Migrate Mate as of September 2026. Defense contractors, semiconductor firms, and infrastructure software companies consistently account for a large portion of active postings.

How many senior c software engineer jobs are remote?

About 55% of senior c software engineer openings are fully remote or hybrid as of September 2026, which is lower than many software roles because of the hardware-adjacent nature of the work. Sub-areas like financial systems programming and network infrastructure software tend to offer more remote flexibility than embedded or defense-related positions.

How do you become a senior c software engineer?

You become a senior c software engineer by building sustained experience writing low-level C in production systems, taking ownership of critical subsystems, and demonstrating that you can diagnose and resolve complex memory and concurrency bugs without supervision. Contributing to open-source C projects, studying operating system internals, and progressively owning harder scoped work at each job accelerates the path.

Can you get hired as a senior c software engineer without much experience?

Getting hired at the senior level with limited direct experience is difficult but not impossible if you can demonstrate deep C competency through other means. Strong open-source contributions to C codebases, a portfolio of embedded or systems projects with documented design decisions, and a record of owning technically complex work in adjacent languages can offset a shorter job history in formal senior roles.

What does the senior c software engineer interview process look like?

The interview process typically includes a recruiter screen, a technical phone interview focused on C fundamentals and systems concepts, and a multi-stage onsite or virtual loop. That loop usually covers live coding in C, a debugging or code-review exercise with real or realistic production code, a systems design discussion, and a behavioral round focused on engineering ownership and cross-team collaboration.

Where can I find and apply to senior c software engineer jobs?

You can find and apply to senior c software engineer jobs on Migrate Mate, which lists current openings from across the United States. Find roles that match your background and apply directly to each listing from the same place, without needing to search across multiple sites.

See All 307+ Senior C Software Engineer Jobs

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