1

Senior Software Development Engineer In Test Jobs in Philadelphia, PA

We are seeking a Senior Software Engineer with deep expertise in Python-based back-end development ... Design, develop, test, and implement scalable enterprise applications using Python (Django/Flask ...

Senior Software Developer

Philadelphia, PA · On-site

$49K - $67K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Essential Functions • Designs, develops, tests, and maintains software components and technical ... Master's degree in a related field Experience with software development, cloud-based systems, API ...

New

Sr. Test Engineer-Automation

Philadelphia, PA

$46.50 - $61.25/hr

We are searching for a dynamic and experienced Senior Software Engineer - Test Infrastructure to ... Proficiency in software development (Python, Bash), including data analysis tools like Numpy and ...

Showing results 41-60

Senior Software Development Engineer In Test information

See Philadelphia, PA salary details

$22.7K

$126.7K

$165K

How much do senior software development engineer in test jobs pay per year?

As of Aug 20, 2026, the average yearly pay for senior software development engineer in test in Philadelphia, PA is $126,702.00, according to ZipRecruiter salary data. Most workers in this role earn between $111,500.00 and $144,800.00 per year, depending on experience, location, and employer.

What does a senior software development engineer in test do?

A Senior Software Development Engineer in Test (SDET) is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure the quality and reliability of software products. They work closely with development and QA teams to identify test requirements, create robust test cases, and integrate automated tests into the CI/CD pipeline. In addition to coding and scripting, Senior SDETs mentor junior team members, analyze test results, and help troubleshoot complex issues to continuously improve software quality. Their expertise bridges the gap between development and testing, ensuring both speed and quality in software releases.

How does a senior software development engineer in test typically collaborate with development and product teams to ensure software quality?

As a Senior Software Development Engineer In Test (SDET), you will work closely with both development and product teams throughout the software development lifecycle. This includes participating in design and requirements discussions to identify potential test cases early, contributing to test automation strategies, and providing feedback on testability and quality risks. SDETs often pair with developers to review code, co-create test plans, and triage bugs together, ensuring that testing is fully integrated into the CI/CD pipeline. Effective communication and cross-team collaboration are essential for proactively identifying issues and maintaining high software quality standards.

What are the key skills and qualifications needed to thrive as a senior software development engineer in test, and why are they important?

To thrive as a Senior Software Development Engineer In Test, you need advanced programming skills, deep knowledge of software testing methodologies, and a bachelor's degree in computer science or a related field. Expertise with automation frameworks (such as Selenium, Cypress, or Appium), CI/CD tools, and scripting languages is typically required, along with relevant certifications like ISTQB. Strong analytical thinking, problem-solving, and effective communication are crucial soft skills for collaborating with cross-functional teams and driving quality initiatives. These capabilities ensure rigorous test coverage, faster release cycles, and high-quality software products.

What is the difference between Senior Software Development Engineer In Test vs Software Development Engineer In Test?

AspectSenior Software Development Engineer In TestSoftware Development Engineer In Test
ExperienceTypically 5+ years in testing and developmentEntry to mid-level, 1-3 years experience
ResponsibilitiesDesigns complex test frameworks, mentors juniors, leads testing initiativesDevelops test cases, automates tests, executes testing tasks
Skills & CertificationsAdvanced coding, automation, testing tools, leadership skillsProgramming, automation, testing tools
Work EnvironmentCollaborates with cross-functional teams, often in Agile settingsWorks closely with developers, focuses on automation and manual testing

In summary, a Senior Software Development Engineer In Test has more experience, leadership responsibilities, and strategic testing roles compared to a Software Development Engineer In Test, who primarily focuses on developing and executing tests.

What are the most commonly searched types of Software Development Engineer In Test jobs in Philadelphia, PA?

The most popular types of Software Development Engineer In Test jobs in Philadelphia, PA are:

What are popular job titles related to Senior Software Development Engineer In Test jobs in Philadelphia, PA?

For Senior Software Development Engineer In Test jobs in Philadelphia, PA, the most frequently searched job titles are:

What job categories do people searching Senior Software Development Engineer In Test jobs in Philadelphia, PA look for?

The top searched job categories for Senior Software Development Engineer In Test jobs in Philadelphia, PA are:

What cities near Philadelphia, PA are hiring for Senior Software Development Engineer In Test jobs?

Cities near Philadelphia, PA with the most Senior Software Development Engineer In Test job openings:

Infographic showing various Senior Software Development Engineer In Test job openings in Philadelphia, PA as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 16% Part Time, and 3% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $126,702 per year, or $60.9 per hour.

Senior Software Engineer - JobID-0208 with Security Clearance

Innovative Defense Technologies

Mount Laurel, NJ • On-site

$135K - $273K/yr

Other

Retirement, PTO

Re-posted 21 days ago


Job description

Senior Software Engineer - JobID-0208 Department: Engineering Employment Type: Full Time Location: Mount Laurel, NJ Compensation: $135,000 - $273,000 / year Description About The Role: Innovative Defense Technologies (IDT), a leading defense technology company, is seeking a Senior Software Engineer to be part of our Engineering team and based out of our Arlington, VA, Mount Laurel, NJ, or San Diego, CA location. The selected Software Engineer will be responsible for leading the design, development, testing, and integration of software solutions to support our customers. The main role of the Senior Software Engineer is to build high-quality, innovative, and performant software that complies with coding standards and technical design. Clearance & Location Requirements: * All applicants must be able to obtain/maintain an active Secret U.S. Security Clearance. * This is an on-site position. Requiring at least 4 days in the office, based out of our Arlington, VA, Mount Laurel, NJ, or San Diego, CA location. Key Responsibilities What You Will Do: * Scope and Define Requirements: Manage formal and informal requirements to define, validate and control scope to complete all the deliverables within a project successfully * Drive the conversion of customer requirements into a refined vision * Oversee and lead the development of user, functional, and technical requirements for software systems * Engineer Solutions: Design and implement solutions that meet specific requirements using state-of-the-art data structures, algorithms, patterns, and tools * Lead the exploration and prototyping of next-generation solutions * Design, implement, and test software using multiple languages and technology stacks * Develop software interfaces to communicate across various network protocols and messaging frameworks * Integrate software components into complex software environments * Assure Quality: Maintains a focus on quality that produces deliverables that meet objectives and align needs, uses, and acceptance requirements set forth by relevant stakeholders * Lead design and code reviews, providing constructive feedback to peers * Develop software using secure coding practices * Lead test and integration activities in IDT labs, as well as on-site customer labs * Manage Risk and Opportunities: Assess, plan, identify, analyze, mitigate and control risks and opportunities
* Manage the preparation, tracking, and delivery of contractual deliverables Skills, Knowledge & Expertise Who You Are (Required): * Bachelor's Degree in computer science, software engineering, computer engineering, cybersecurity, related field, or equivalent full-time professional experience. * 7-10+ years of relevant experience. * Ability to travel up to 10% of the time, as needed. * Proven experience mentoring and leading junior engineers. * Expert understanding of the Software Development Life Cycle. * Expert understanding of object-oriented programming. * Deep understanding of distributed systems, algorithms, data structures and software design patterns * Ability to identify and describe algorithmic complexity * Ability to convert customer requirements into a refined vision * Experience with software testing and configuration management * Experience supporting and working with cross-functional teams in a dynamic environment. * Solid analytical abilities, coupled with a strong sense of ownership, urgency, and drive * Excellence in oral, written, and technical communication with peers and non-technical cohorts * Initiative, creativity, reliability, teamwork What Makes You Stand Out: * Experience as an AI Engineer * Experience as a Generative AI Engineer * Experience as a Data Pipeline Engineer * Experience as a Platform Engineer * Experience as a Cloud Engineer or Architect * Experience as a Software Security or Cloud Security Engineer * Expertise in developing software with one or more modern programming languages/frameworks * Experience developing Service-Oriented Architecture (SOA) software * Experience leading the integration and testing of complex software applications * Experience with testing software and test automation * Experience with relational databases and/or non-relational databases * Experience with containerized deployment technologies * Experience designing and developing APIs * Experience with various network/messaging protocols * Experience with designing, developing, and maintaining application security controls * Experience working with version control software * Experience developing web user interfaces with modern libraries/frameworks * Experience using AI to accelerate software development activities and delivery to customers * Understanding of basic network concepts * Understanding of basic virtualization concepts If you see yourself reflected in this role and are excited about the impact you could make, we encourage you to apply! If you know someone who may be a great fit, please feel free to share this opportunity with your network. Pay Range*: $135,000 - $231,000 or $164,000 - $273,000
*Pursuant to New Jersey Senate Bill 2310 IDT is required to disclose the "pay scale" or "pay range" associated with a job posting. Notably, however, this amount may not be reflective of actual compensation that may be earned as pay is dependent on a candidate's experience, skills, and education. The posted range does not include bonuses, commissions, tips, or other benefits. Click here for additional information about Senate Bill 2310. IDT is often looking to place multiple candidates at various levels. Therefore, more than one pay range has been included, commensurate with experience. Job Benefits Why Work at Innovative Defense Technologies (IDT): IDT is a growing company with a vibrant, entrepreneurial culture. We are headquartered in Arlington, VA with additional offices in Fall River, MA; Mount Laurel, NJ; and San Diego, CA. At each location, our employees work together in a modern, snack-filled, and social office space, designing innovative solutions for our defense industry customers. We offer employees competitive pay and benefits including: * Generous benefits package * Competitive PTO * Paid holidays * 401(k) with immediate vesting and matching * 9/80 optional schedule (2nd and 4th Friday off every month) * Tuition Assistance Reimbursement Program * Professional Development Resources * Pre-Tax Commuter Benefits * Organization-Wide Monthly Tech Connect Events * Annual Employee Recognition Awards * Regular Social Events and Catered Lunches EEO Statement: IDT is an Equal Opportunity employer.