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Sr Software Testing Engineer Jobs in Florida (NOW HIRING)

Senior Software Engineer

Melbourne, FL ยท On-site

$134K - $184K/yr

STR is hiring experienced Senior Software Engineers to join our multidisciplinary cyber/networking ... In this role, you will take a leadership role in designing, implementing, and testing software that ...

STR is hiring experienced Senior Software Engineers to join our multidisciplinary cyber/networking ... In this role, you will take a leadership role in designing, implementing, and testing software that ...

Job Posting Title: Sr Software Engineer Req ID: 10149383 At Disney "We Power the Magic!" That's our ... Own the full software development lifecycle, including analysis, design, coding, testing, debugging ...

Senior Software Engineer

Jacksonville, FL ยท On-site

$113K - $149K/yr

The Sr. Software Engineer designs and builds full stack web applications using modern software ... Working with testers and the DevOps team to define and develop innovative end-to-end automated ...

Sr. Software Engineer

Tampa, FL ยท On-site

$115K - $152K/yr

Job Summary The Sr. Software Engineer within the DevOps team will lead the design, implementation ... Build, maintain, and optimize CI/CD pipelines to support automated testing, deployment, and ...

Sr. Software Engineer

Tampa, FL

$115K - $152K/yr

Job Summary The Sr.Software Engineer within the DevOps team will lead the design, implementation ... Build,maintain, andoptimizeCI/CD pipelines to support automated testing, deployment, and ...

Sr. Software Engineer

Tampa, FL ยท On-site

$115K - $152K/yr

Job Summary The Sr. Software Engineer within the DevOps team will lead the design, implementation ... Build, maintain, and optimize CI/CD pipelines to support automated testing, deployment, and ...

Senior Software Engineer IV

Hollywood, FL ยท On-site +1

$112K - $147K/yr

Senior Software Engineer IV - STARLIMS Remote, U.S.| Full Time | R&D STARLIMS provides leading ... Manage complex testing workflows and analytical methods * Simplify compliance and support ...

Senior Software Engineer

Orange Park, FL ยท On-site

$120 - $160/hr

Senior Software Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team ... Participate in code reviews, unit testing, debugging, deployment, and production support activities.

Sr Software Engineer

Miami, FL ยท On-site

$117K - $154K/yr

Sr Software Engineer We are Lennar Lennar is one of the nation's leading homebuilders, dedicated to ... This role involves designing, developing, testing, and deploying software applications. You will ...

Senior Software Engineer

Orange Park, FL

$100K - $132K/yr

Senior Software Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team ... Participate in code reviews, unit testing, debugging, deployment, and production support activities.

Sr Software Engineer

Orlando, FL ยท On-site

$135K - $181K/yr

The Senior Software Engineer will report to the Sr Manager, Technology. Please note that this role ... Own the full software development lifecycle, including analysis, design, coding, testing, debugging ...

Sr Software Engineer

Orlando, FL ยท On-site

$135K - $181K/yr

The Senior Software Engineer will report to the Sr Manager, Technology. Please note that this role ... Own the full software development lifecycle, including analysis, design, coding, testing, debugging ...

Senior Software Engineer

Orange Park, FL ยท On-site

$100K - $132K/yr

Senior Software Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team ... Participate in code reviews, unit testing, debugging, deployment, and production support activities.

Sr Software Engineer

Orlando, FL ยท On-site

$135K - $181K/yr

The Senior Software Engineer will report to the Sr Manager, Technology. Please note that this role ... Own the full software development lifecycle, including analysis, design, coding, testing, debugging ...

Showing results 21-40

Sr Software Testing Engineer information

What is a Sr Software Testing Engineer?

Sr Software Testing Engineers are experienced professionals responsible for designing, implementing, and overseeing the testing processes of software applications. They lead testing teams, develop test strategies, and ensure that products meet quality standards before release. Their work involves both manual and automated testing, identifying defects, and collaborating with developers to resolve issues. Additionally, they mentor junior testers and contribute to continuous improvement of testing methodologies.

How does a Sr Software Testing Engineer typically collaborate with development and product teams during the software release cycle?

As a Sr Software Testing Engineer, you will frequently collaborate with developers and product managers to ensure that software products meet quality standards before release. This involves participating in requirement reviews, providing feedback on testability, and working closely with developers to troubleshoot defects. You may also lead test planning meetings, coordinate test execution schedules, and communicate test results and risks to stakeholders. Building strong working relationships across teams is key to efficiently identifying issues early and delivering high-quality releases.

What are the key skills and qualifications needed to thrive as a Sr Software Testing Engineer, and why are they important?

To thrive as a Sr Software Testing Engineer, you need deep knowledge of software testing methodologies, test automation, and a strong understanding of software development lifecycles, usually supported by a degree in computer science or a related field. Familiarity with tools such as Selenium, JIRA, TestNG, and CI/CD pipelines, along with certifications like ISTQB, are commonly expected. Exceptional analytical thinking, attention to detail, and strong communication skills set top performers apart in this role. These competencies ensure high-quality software delivery, efficient defect detection, and seamless collaboration with development teams.

What is the difference between Sr Software Testing Engineer vs Software Test Engineer?

AspectSr Software Testing EngineerSoftware Test Engineer
CredentialsBachelor's degree in CS or related field; experience in testing; certifications like ISTQBBachelor's degree in CS or related field; entry-level or less experience; certifications optional
Work EnvironmentLeads testing projects, reviews test plans, mentors juniorsPerforms test case execution, reports bugs, supports testing activities
Industry UsageUsed across software companies, tech firms, and product organizationsCommon in software development teams, QA departments

The main difference between a Sr Software Testing Engineer and a Software Test Engineer lies in experience, responsibilities, and leadership. The senior role involves project oversight, mentoring, and strategic testing planning, while the junior role focuses on executing tests and reporting issues. Both roles are essential in software quality assurance, with the senior position requiring more experience and technical expertise.

Is a senior software testing engineer a good career?

A senior software testing engineer is considered a stable and rewarding career path, as it involves expertise in testing methodologies, automation tools, and quality assurance processes. The role offers opportunities for advancement into leadership positions and specialization in areas like test automation or performance testing, with demand remaining steady in the software industry.

What cities in Florida are hiring for Sr Software Testing Engineer jobs?

Cities in Florida with the most Sr Software Testing Engineer job openings:

Infographic showing various Sr Software Testing Engineer job openings in Florida as of August 2026, with employment types broken down into 88% Full Time, 9% Part Time, and 3% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution.

Senior Software Engineer

STR

Melbourne, FL โ€ข On-site

$134K - $184K/yr

Full-time

Re-posted 2 days ago


Job description

STR is hiring experienced Senior 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
  • 5+ 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 5 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: $134,000 - $184,000
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, and Carlsbad, CA. 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.