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Senior Software Development Engineer Jobs in New Jersey

Cynet Systems

Senior SDET

Princeton, NJ · On-site

$47 - $52/hr

Senior SDET Job Location: Princeton, NJ Job Type: Contract Job Overview: Pay Range: $47hr - $52hr Requirement/Must Have: * Bachelor's or Master's degree in Computer Science, Engineering, Mathematics ...

New

Paradigminfotech

NJ

Senior SW Developer/Engineer (GUI Expertise) code I-05 URGENT, VERY HIGH PRIORITY!!!! Location ... May be responsible for software application support which encompasses build, development and test ...

Amazon

Software Development Engineer

Newark, NJ · On-site

ABOUT THIS ROLE As a Software Development Engineer, it's up to you to define, design and refine the tech that keeps us one step ahead of listeners. Anticipate. Innovate. Bring challenging ideas and ...

Audible, Inc.

Software Development Engineer

Newark, NJ · On-site

ABOUT THIS ROLE As a Software Development Engineer, it's up to you to define, design and refine the tech that keeps us one step ahead of listeners. Anticipate. Innovate. Bring challenging ideas and ...

Amazon

Software Development Engineer

Newark, NJ

ABOUT THIS ROLE As a Software Development Engineer, it's up to you to define, design and refine the tech that keeps us one step ahead of listeners. Anticipate. Innovate Bring challenging ideas and we ...

Amazon

Software Development Engineer

Newark, NJ

ABOUT THIS ROLE As a Software Development Engineer, it's up to you to define, design and refine the tech that keeps us one step ahead of listeners. Anticipate. Innovate Bring challenging ideas and we ...

CYNET SYSTEMS

Senior SDET

Princeton, NJ · On-site

$47 - $52/hr

Strong software development background, preferably a developer who transitioned into test engineering. * Extensive experience writing automation frameworks in JavaScript. * Background in Agile ...

New

R3TEK

Senior Software Engineer

Hillsborough, NJ · On-site

$124K - $164K/yr

R3 Technology Inc. seeks Senior Software Engineer for it Hillsborough NJ office ... Responsible for all aspects of software development, including, but not limited to, design ...

R3tek

Senior Software Engineer

Hillsborough, NJ · On-site

$124K - $164K/yr

R3 Technology Inc. seeks Senior Software Engineer for it Hillsborough NJ office ... Responsible for all aspects of software development, including, but not limited to, design ...

Exiger

Senior Software Engineer

Jersey City, NJ · Hybrid

$127K - $168K/yr

Senior Software Engineer Location: Jersey City, NJ Work Environment: Hybrid Role Summary: As a ... Collaborate with cross-functional teammates throughout the development * Cycle through proactive ...

Sourgum

Senior Software Engineer

Jersey City, NJ · On-site

$134K - $176K/yr

The Senior Software Engineer will play a crucial role in building and maintaining the SaaS platform ... Required : • 9+ years of hands-on in professional software development • 9+ years of experience ...

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Showing results 21-40

All JobsSoftware Development Engineer JobsSenior Software Development Engineer JobsSenior Software Development Engineer Jobs in New Jersey

Senior Software Development Engineer information

See New Jersey salary details

$76.7K

$145.5K

$194.9K

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

As of Aug 6, 2026, the average yearly pay for senior software development engineer in New Jersey is $145,475.00, according to ZipRecruiter salary data. Most workers in this role earn between $124,400.00 and $164,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior software development engineer?

To thrive as a Senior Software Development Engineer, you need deep expertise in software engineering principles, advanced programming skills in languages such as Java, Python, or C++, and a bachelor's or higher degree in computer science or a related field. Familiarity with version control systems like Git, cloud platforms such as AWS or Azure, and experience with CI/CD pipelines are typically required, and certifications in these technologies can be advantageous. Strong problem-solving, leadership, and communication skills help you mentor junior engineers and collaborate effectively across teams. These competencies are critical for delivering robust solutions, driving technical innovation, and ensuring project success in complex engineering environments.

What are some common challenges senior software development engineers face when leading cross-functional projects?

Senior Software Development Engineers often encounter challenges such as aligning priorities across diverse teams, managing technical debt while delivering new features, and ensuring effective communication among stakeholders. Balancing hands-on coding with mentorship responsibilities and architectural decision-making can also be demanding. Success in this role typically requires strong interpersonal skills, proactive problem-solving, and the ability to adapt to shifting project requirements while maintaining high code quality.

What is a senior software development engineer?

Senior Software Development Engineers are experienced professionals who design, develop, and maintain complex software systems. They often lead technical projects, mentor junior developers, and ensure software quality and best practices within a team. Their responsibilities include writing code, conducting code reviews, collaborating with cross-functional teams, and solving challenging technical problems. Senior Software Development Engineers typically have several years of industry experience and a deep understanding of software engineering principles.

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

AspectSenior Software Development EngineerSoftware Development Engineer
ExperienceTypically 5+ years, with leadership responsibilitiesEntry to mid-level, 1-3 years of experience
ResponsibilitiesDesigning complex systems, mentoring juniors, leading projectsImplementing features, fixing bugs, collaborating on code
Skills & CertificationsProficiency in multiple programming languages, system design, often with certificationsStrong coding skills, foundational knowledge, less emphasis on certifications
Work EnvironmentOften leads teams, involved in architecture decisionsFocused on individual contributions, team collaboration

The main difference between a Senior Software Development Engineer and a Software Development Engineer lies in experience, responsibilities, and leadership. Seniors typically lead projects and mentor others, while juniors focus on coding and task completion. Both roles are vital in software development teams, with seniors bringing more strategic input and mentorship.

What are the most commonly searched types of Software Development Engineer jobs in New Jersey? The most popular types of Software Development Engineer jobs in New Jersey are:
What cities in New Jersey are hiring for Senior Software Development Engineer jobs? Cities in New Jersey with the most Senior Software Development Engineer job openings:
Infographic showing various Senior Software Development Engineer job openings in New Jersey as of July 2026, with employment types broken down into 1% As Needed, 85% Full Time, 12% Part Time, and 2% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $145,475 per year, or $69.9 per hour.

Senior SDET

Cynet Systems

Princeton, NJ • On-site

$47 - $52/hr

Other

Medical, Dental, Vision, Life, Retirement

Posted 3 days ago

New

Job description

We are looking for Senior SDET for our client in Princeton, NJ

Job Title: Senior SDET

Job Location: Princeton, NJ

Job Type: Contract

Job Overview:

Pay Range: $47hr - $52hr

Requirement/Must Have:

  • Bachelor's or Master's degree in Computer Science, Engineering, Mathematics, or a related field.
  • 7+ years in software testing and automation engineering.
  • Strong software development background, preferably a developer who transitioned into test engineering.
  • Extensive experience writing automation frameworks in JavaScript.
  • Background in Agile, DevOps, and CICD driven environments.
  • Experience with application, cloud, and network security testing is a plus.

Responsibilities:

  • Architecting, developing, and maintaining scalable, reusable, and system-aware automated test frameworks focusing on integration, API, and performance testing.
  • Influencing system architecture and testability by collaborating with developers to design test-friendly components and services.
  • Driving long-term automation strategies ensuring tests are effective, reliable, and scalable within a CICD ecosystem.
  • Leveraging AI-powered tools for failure prediction, test optimization, and strategic insights.
  • Collaborating with cross-functional teams to streamline testing processes and improve coverage and efficiency.

Skills:

  • Proficiency in API integration and backend testing using Postman, RestAssured, Supertest, and Playwright.
  • Hands-on experience with scalable automation frameworks, particularly Playwright.
  • Experience with mid-tier testing including APIs interacting directly with databases and external services.
  • Strong understanding of performance testing using JMeter and Gatling; security testing experience with OWASP ZAP and Burp Suite is a plus.
  • Advanced programming skills in JavaScript.
  • Expertise in test execution orchestration using CICD pipelines such as GitHub Actions and GitLab CICD.
  • Familiarity with AI-based tools for bug analysis, test optimization, and issue consolidation.
  • Excellent analytical and problem-solving skills to identify testing bottlenecks and propose solutions.
  • Strong verbal and written communication skills for collaboration with cross-functional teams.
Benefits
Our Benefits Include:
  • Medical, Dental, and Vision Insurance
  • 401(k) Retirement Plan
  • Health Savings Account (HSA)
  • Disability Insurance (Short-Term and Long-Term)
  • Life and AD&D Insurance
  • Paid Sick Leave (where required by applicable state or local law)
  • Supplemental Insurance Plans
  • Identity Theft Protection
  • Pet Insurance
  • Employee Wellness Programs
  • Employee Assistance Program (EAP)
  • Career Growth and Professional Development Opportunities
Disclaimer: Benefits eligibility, accrual rates, and usage limits may vary based on employment status, length of service, and work location. Paid Sick Leave is provided in strict accordance with applicable state and municipal mandates. Cynet Systems Inc. reserves the right to modify, amend, or terminate any benefit plans at any time in accordance with applicable laws.

About Cynet Systems

Founded in 2010 and headquartered in the Washington, DC metro area, Cynet Systems Inc. is a leading technology staffing and workforce solutions company serving Fortune 500 companies, government agencies, and enterprise organizations across the United States and Canada. We deliver agile, scalable talent solutions across IT, engineering, life sciences, clinical, and professional staffing, powered by a high-performing recruitment engine operating across North America and Asia.
As a nationally and locally certified Minority Business Enterprise (MBE), Cynet Systems is committed to helping organizations build high-performing teams while empowering professionals to grow rewarding careers. Our organization is certified to ISO 9001, ISO 14001, ISO 27001, and SOC 2 Type II standards, reflecting our commitment to quality, security, operational excellence, and customer success.
Cynet Systems logo

About Cynet Systems

Sourced by ZipRecruiter

Cynet Systems Inc is a staffing and recruiting corporation nestled in Ashburn, VA, USA. Established in 2010, the company operates within the Information Technology and Services sector, specializing in providing effective workforce solutions to different business needs, including IT consulting, direct hire, and contract staffing services. Through the years, Cynet Systems has built an impressive portfolio, going beyond borders and expanding its operations internationally in Canada and India. Rooted in its core values of teamwork, leadership, and commitment, Cynet Systems helps businesses unlock their full potential by providing versatile and competent professionals that perfectly align with their needs. Fueled by their unwavering mission to deliver top-tier talent to businesses worldwide, Cynet Systems garnered various recognitions including SIA's fastest-growing staffing firms and Best Place to Work in Virginia for 2019.

Industry

It services

Company size

501 - 1,000 Employees

Headquarters location

Sterling, VA, US

Year founded

2010

Social media

Twitter

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