Lead Software Engineer
STR
Make my CV for this job, freeView job and applyYour CV, rewritten for this role using only your real experience. Sign in with Google and upload your CV. Nothing to install.
Skills named in this job
Read from the description itself, not inferred.
This role on the market
11,720 open software roles across 741 companies are on ApplySarthi right now, most of them in Bengaluru (799), Hyderabad (309), Pune (181).
- Software Development Engineer, AWS SecurityAmazon Development Centre (London) Limited
- Senior Staff Software Engineer - Data Platform - Kubernetes - Distributed Systems - FederalServiceNow
- Staff Software Engineer, Web Application ServicesMozilla
- Android Software EngineerBjak
- Data / Software Engineer (All Genders)Stark
What software roles keep asking for: AWS (24%), Python (23%), Java (23%), System design (20%), Kubernetes (18%), C++ (17%), Observability (16%), CI/CD (13%) — counted across their open postings here.
Software Engineer jobs in the United States · Remote Software Engineer jobs · C++ jobs · Linux jobs · MATLAB jobs · Python jobs
STR has 134 open roles listed here.
- Chief Strategist
- Chief Strategist
- Chief Strategist (TL1)
- Principal Scientist
- Senior Cyber RF Hardware Engineer
Counted across 14 company job boards, updated as roles open and close.
Preparing for this interview
Interviews for software roles keep coming back to AWS, Python, Java, System design. Practise those questions before you sit with STR.
Questions you are likely to be asked
- Why do you want to join STR?
- What is your experience with Linux? Tell me one thing you learned the hard way.
- How do you decide what to test, and what does good code review look like to you?
- Describe a time a deadline forced a trade-off in quality. What did you choose and why?
- How would you design an API for a feature you have worked on?
Prep Sarthi gives you a free mock interview: an AI interviewer asks you questions like these out loud, from your own CV and this job, and shows your score and your weakest answer.
Practise the Lead Software Engineer at STR interview free →STR is hiring experienced Lead Software Engineers to join our multidisciplinary cyber/networking team committed to developing cutting-edge technologies that have an immediate and significant impact on our national security. Our team innovates communications technology across all networking layers, from the physical to the application layer. We value diverse skills, experiences, and perspectives, which are vital to delivering innovative solutions to our customers. If you have a strong track record of delivering impactful software solutions and meet the qualifications below, we encourage you to apply!
Job Overview:
A successful candidate will possess several years of practical experience in software engineering, integration and testing, and networking concepts and protocols. They will demonstrate a proven ability to take ownership of technical challenges and deliver results in collaborative, fast-paced environments. The ideal candidate will bring a deep understanding of computer science concepts, sound software engineering principles, and hands-on experience working on Linux systems. Experienced engineers at STR are expected to work independently while contributing meaningfully to team efforts and mentoring less experienced team members.
This is an exciting opportunity to work in a high-profile, fast paced yet structured development environment alongside a diverse and talented team. In this role, you will take a leadership role in designing, implementing, and testing software that enhances advanced real-time data communications and networking solutions using open systems principles. We aim for the highest standards of quality, maintainability, and reuse in our tools and techniques. Therefore, candidates should have a demonstrated ability to produce well-designed, scalable solutions and to establish and follow reliable testing methodologies.
What you will do:
- Collaborate closely with a small, dedicated research team to develop innovative solutions to complex problems
- Take ownership of significant features or components of projects and deliver them with minimal supervision
- Lead technical discussions, guide architectural decisions, and mentor junior engineers
- Develop and test novel software solutions spanning research, development, and deployed production systems
- Analyze and improve existing designs and processes to optimize performance
- Deliver high-quality software in a rapid-paced, research-focused team environment
- Develop operational prototypes for experimentation and performance analysis
- Create customer-facing operational systems, ensuring they meet high reliability and usability standards
Who you are:
- This position requires the ability to obtain a Top Secret (TS) security clearance, for which U.S. citizenship is required by the U.S. Government
- 7+ years of experience in relevant software engineering roles
- Proficient in Python, C, C++, or similar interpreted or low-level programming languages
- Experienced with designing and implementing open architectures and rapid prototyping methodologies
- Strong working knowledge of software testing, evaluation best practices, and industry-standard development lifecycles
- Significant hands-on experience developing software with GNU/Linux toolchains using open-source software
- Deep understanding of networking principles, including the 5-layer OSI networking stack
- Strong team player with excellent communication skills, both verbal and written
- Bachelor's (or higher) degree in Computer Science, Electrical & Computer Engineering, Applied Mathematics, or a related field, with at least 7 years of relevant experience or equivalent expertise gained through prior roles
Nice to Have:
- Active Top Secret (TS) Security Clearance
- Advanced experience in Python, MATLAB, and/or other high-level programming languages
- Proven ability to build, deploy, and maintain production-ready software systems
- Experience writing software in a multi-party, large-scale codebase
- Demonstrated success managing technical challenges in experimental/laboratory environments, including performing quantitative analysis
- Familiarity with multi-threaded or multi-core real-time operating concepts
- Knowledge of high-level software architecture design and scalability principles
- Demonstrated leadership abilities, including mentoring junior staff and contributing to team efficiency
Pay Information
Full-Time Salary Range: $157,000 - $224,000
The salary range listed is based on external market data. Final offers are based on factors, such as but not limited to, the candidate’s experience, education, training, key skills/critical skills, security clearances, and prevailing market and business conditions.
STR is a growing technology company with locations near Boston, MA, Arlington, VA, near Dayton, OH, Melbourne, FL, Carlsbad, CA, Atlanta, GA, and Denver, CO. We specialize in advanced research and development for defense, intelligence, and national security in: cyber; next generation sensors, radar, sonar, communications, and electronic warfare; and artificial intelligence algorithms and analytics to make sense of the complexity that is exploding around us.
STR is committed to creating a collaborative learning environment that supports deep technical understanding and recognizes the contributions and achievements of all team members. Our work is challenging, and we go home at night knowing that we pushed the envelope of technology and made the world safer.
STR is not just any company. Our people, culture, and attitude along with their unique set of skills, experiences, and perspectives put us on a trajectory to change the world. We can't do it alone, though - we need fellow trailblazers. If you are one, join our team and help to keep our society safe! Visit us at www.str.us for more info.
STR is an equal opportunity employer. We are fully dedicated to hiring the most qualified candidate regardless of race, color, religion, sex (including gender identity, sexual orientation and pregnancy), marital status, national origin, age, veteran status, disability, genetic information or any other characteristic protected by federal, state or local laws.
If you need a reasonable accommodation for any portion of the employment process, email us at appassist@str.us and provide your contact info.
Pursuant to applicable federal law and regulations, positions at STR require employees to obtain national security clearances and satisfy the requirements for compliance with export control and other applicable laws.
Match this job to your CV
ApplySarthi scores your CV against this role, shows the skills you are missing, and writes a tailored version for the application.
Check my match →Similar open roles
- Senior Manager of Supply ChainSTR
- Lead Product Operations ManagerSTR
- Associate Software Reverse EngineerSTR
- Autonomy Algorithms Lead Software EngineerSTR
- Autonomy Algorithms Lead Software EngineerSTR
- Autonomy Algorithms Senior Software Engineer STR
- Autonomy Algorithms Senior Software Engineer STR
- Autonomy Algorithms Senior Software Engineer STR
Need answers during your interview? Try Live Sarthi.
Live Sarthi, an Interview Sarthi app, shows answer suggestions during the call.
- Hidden from supported screen sharingThe overlay stays out of supported Windows screen captures.
- Answers start in about 1.5 secondsResponse time varies with your connection and model.
- From your own CVYour projects and your experience, not a generic script.
- 30 minutes freeThen ₹99 for a 2-day pass with unlimited calls — you pay for the days you are interviewing, not a subscription.
A Windows app, from the same team as ApplySarthi.
Listed on greenhouse · posted 2026-02-04. ApplySarthi collects openings and links to application pages; the role is advertised by STR, not by us.