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Jr Software Test Engineer Jobs in Westfield, MA (NOW HIRING)

= We are seeking a Mid to Senior SDET to own and evolve our test infrastructure, enabling our engineering team to ship quality features at velocity. You will design test harnesses, establish testing ...

SDET

Hartford, CT · On-site

$50.50 - $65/hr

Job Title: SDET Location: Hybrid- in Hartford, CT temporarily. Duration: 12 mos. • Required Salesforce Platform Developer 1 (PD1) Certification • Required Agent Force Specialist Certification • ...

SDET

Hartford, CT · On-site

$50.50 - $65/hr

SDET | Hartford, Connecticut, United States Job Summary: SDET (Software Development Engineer in Test) - Conversational AI | Hybrid - Hartford, CT or Wellesley, MA | 6-Month CTH [About the Role] Join ...

Integration & Test Engineer

Northampton, MA · On-site

$103K - $139K/yr

Job Title: Integration & Test Engineer Job Code: 38411 Job Location: Northampton, MA (on-site ... Configure, operate, and document hardware and software systems under test, including loading ...

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Jr Software Test Engineer information

See Westfield, MA salary details

$48.6K

$98.7K

$148.3K

How much do jr software test engineer jobs pay per year?

As of Aug 4, 2026, the average yearly pay for jr software test engineer in Westfield, MA is $98,717.00, according to ZipRecruiter salary data. Most workers in this role earn between $76,200.00 and $99,700.00 per year, depending on experience, location, and employer.

What is the difference between Jr Software Test Engineer vs Software Test Engineer?

AspectJr Software Test EngineerSoftware Test Engineer
Required CredentialsAssociate degree or relevant certification, basic testing knowledgeBachelor's degree in CS or related field, more experience
Work EnvironmentEntry-level testing teams, supervised tasksMore autonomous testing roles, complex projects
Employer & Industry UsageStartups, IT companies, software firmsEstablished companies, larger software development teams
Search & Comparison IntentEntry-level testing roles, career progressionMid-level testing positions, skill enhancement

The main difference between a Jr Software Test Engineer and a Software Test Engineer lies in experience, responsibilities, and independence. Jr Software Test Engineers are typically entry-level, focusing on basic testing tasks under supervision, while Software Test Engineers handle more complex testing activities with greater autonomy. Both roles are essential in software development, with the Jr role serving as a stepping stone to more advanced testing positions.

What are popular job titles related to Jr Software Test Engineer jobs in Westfield, MA? For Jr Software Test Engineer jobs in Westfield, MA, the most frequently searched job titles are:
What job categories do people searching Jr Software Test Engineer jobs in Westfield, MA look for? The top searched job categories for Jr Software Test Engineer jobs in Westfield, MA are:
What cities near Westfield, MA are hiring for Jr Software Test Engineer jobs? Cities near Westfield, MA with the most Jr Software Test Engineer job openings:
Infographic showing various Jr Software Test Engineer job openings in Westfield, MA as of July 2026, with employment types broken down into 91% Full Time, 6% Part Time, and 3% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $98,717 per year, or $47.5 per hour.

Senior Software Test Engineer

ISO New England, Inc.

Holyoke, MA • On-site

$120K - $160K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 7 days ago


Job description

ISO New England is the independent system operator responsible for ensuring the safe and reliable flow of electricity in our region and planning for the future of the electric grid. We are at the forefront of New England's ongoing transition to clean energy.
Join a team supporting and enhancing mission-critical ISO New England applications in a fast-paced, collaborative environment.
The Software Test Engineer (SDET) designs and delivers automated test strategies for UI and API applications. You will partner with Business Analysts and Developers to build automated tests, integrate them into CI/CD pipelines, execute results-driven test runs, and mentor junior testers/consultants.
What we offer you:
  • A stable, mission-driven workplace where your impact truly matters
  • A highly engaged work environment that values inclusion, collaboration, and employee safety and wellbeing
  • Competitive compensation with a base salary + performance bonus
  • Robust benefits package, including:
    • Enhanced 401(k) and financial planning support
    • Tuition reimbursement and professional development
    • Wellness programs, including an onsite gym
    • Flexible work hours
    • Employee Business Networks
    • Free coffee at our onsite café
  • Hybrid work environment (3 days/week onsite)
  • Distance-based relocation assistance available

How you will make an Impact
  • Build and maintain scalable test automation frameworks
  • Create, run, and improve automated tests to raise release quality
  • Review acceptance criteria and test cases with Business Analysts
  • Partner with Developers to improve test coverage, scope, and process
  • Implement best practices to optimize automated testing efficiency and effectiveness
  • Stay current on testing tools and emerging technologies
  • Mentor junior testers/consultants through coaching and knowledge sharing

What you need to be successful
  • Bachelor's degree in Computer Science, Engineering, or equivalent experience
  • 5+ years in software testing with hands-on test automation for web applications and APIs
  • Experience with Playwright, Selenium, or Cypress; BDD tools such as Cucumber a plus
  • Programming skills in Java plus scripting in Python or JavaScript; working knowledge of SQL
  • Ability to design and maintain automated tests from functional and non-functional requirements
  • Strong communication skills and experience working with BAs, Developers, and stakeholders
  • Experience integrating automated tests into CI/CD (e.g., Jenkins) and supporting continuous delivery
  • Mentoring or technical leadership experience for junior QA/SDET team members
  • Strong troubleshooting skills (root cause analysis for test failures) and attention to detail
  • Experience with QA/Dev tools such as Git, Jira, JUnit/TestNG, and Postman
  • Preferred
    • Docker and container orchestration (Kubernetes or ECS)
    • Infrastructure as Code (Terraform)
    • Agile delivery (Scrum or Kanban)
    • Cloud experience (AWS preferred)
    • ISTQB certification
    • SDET boot camp or similar certification

This employer will not sponsor applicants for work visas for this position (ex: H-1B, F-1/CPT/OPT, O-1, E-3, TN, J, etc.).
The expected salary range for this position is $120,000 - $160,000 per year. This role is also eligible for an annual performance bonus, comprehensive health insurance (medical, dental and vision), flexible spending and health savings accounts, a 401(k) plan with generous employer contributions and a student debt benefit, life and AD&D insurance, disability insurance, critical illness and hospital indemnity benefits, paid time off, paid leave, a wellness program, an employee assistance program and other great company perks.
#LI-HYBRID
This is a U.S. based role. If the successful candidate resides outside of the U.S., relocation will be required.
Equal Opportunity: We are proud to be an EEO employer. Applicants for employment are considered without regard to race, color, religion, creed, sex (including pregnancy, childbirth, and related medical conditions), gender identity or expression, sexual orientation, citizenship, national origin, age, ancestry, marital status, disability (including learning, mental, intellectual, and physical), service in the uniformed services, genetic information, or any other status protected by applicable law.
Drug Free Environment: We maintain a drug-free workplace and perform pre-employment substance abuse testing.