About Persistent
We are an AI-led, platform-driven Digital Engineering and Enterprise Modernization partner, combining deep technical expertise and industry experience to help our clients anticipate what’s next. Our offerings and proven solutions create a unique competitive advantage for our clients by giving them the power to see beyond and rise above. We work with many industry-leading organizations across the world, including 20 Fortune 50 companies and 4 of the 5 top banks in both the US and India, and numerous innovators across the healthcare ecosystem.
Our disruptor’s mindset, commitment to client success, and agility to thrive in the dynamic environment have enabled us to sustain our growth momentum. Persistent has been recognized across top industry platforms for innovation, leadership, and inclusion. We reported $1,654.4M FY26 revenue with 17.4% Y-o-Y growth. We have delivered 24 sequential quarters of growth with $436.0M in Q4 FY26 revenue, up 3.2% Q-o-Q and 16.2% Y-o-Y growth. Our 27,500+ global team members, located in 18 countries, have been instrumental in helping the market leaders transform their industries. We have been recognized as the Fastest Growing IT Services Brand Globally in the 2026 Brand Finance IT Services 25 Report. We named a Leader in the Everest Group Private Equity (PE) Services PEAK Matrix® Assessment 2026 and Software Product Engineering PEAK Matrix® Assessment 2026.
About Position:
The Senior Software Development Engineer in Test role is responsible for collaborating with product owners, application developers, domain experts, and scrum team members to design, code, test, and maintain high-quality desktop-based applications. This role supports established agile delivery processes and contributes to feature and code quality through automated and manual testing, test case creation, verification testing, and continuous improvement of quality practices.
Role: Automation Engineer-
Location: Mexico & Costa Rica
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Experience: 12+ years
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Job Type: Full Time Employment
What You'll Do:
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Collaborate with product owners and application developers to design, code, and maintain high-quality desktop-based applications against established processes in a scrum team setting.
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Perform automated and manual testing against curated requirements.
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Create and maintain software test cases to ensure feature and code quality.
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Assist software developers and domain experts in designing, performing, and improving verification tests.
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Apply strong test design principles across unit, integration, and end-to-end testing levels.
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Contribute to continuous improvement of quality practices, testing coverage, and delivery reliability within the team.
Expertise You'll Bring:
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Demonstrated success collaborating in a fast-paced team environment and delivering high-quality software products using agile development methodologies such as Scrum, Kanban, or similar against formal schedules.
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Strong understanding of test design across unit, integration, and end-to-end levels.
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Extensive knowledge and experience with TypeScript, C#, JavaScript, or similar programming languages.
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Good understanding of SOA, REST APIs, event-driven architecture, web security architecture, and other architectural patterns.
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Proficiency in NUnit or similar test frameworks for writing both unit tests and more complex automated integration tests.
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Proficiency with source control management repositories such as Git, SVN, or similar.
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Good understanding of object-oriented programming and writing unit tests against mock objects.
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Experience with CI/CD tools such as GitHub Actions or TeamCity is a plus.
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Solid understanding of automated and manual testing techniques.
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Strong experience testing web and/or desktop software, both front-end and back-end.
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Strong analytical and problem-solving skills with attention to detail.
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Proficiency in Web UI Automation frameworks such as WebdriverIO, Playwright, Selenium, or equivalent.
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Proven troubleshooting skills.
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Curious, detail-oriented, and analytical mindset with a proven ability to learn quickly.
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Customer-focused, team-oriented, and motivated, with ownership of assigned tasks.
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Proven ability to self-manage and manage interdisciplinary relationships.
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Strong verbal and written communication skills.
Benefits:
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30 days Christmas bonus (Aguinaldo)
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13% Saving fund, capped to the law limit.
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12% Grocery coupons, capped to the law limit.
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12 vacation days first year + 6 floating days – number of vacation days increases according to seniority.
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Annual performance evaluation with rewards and recognitions.
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Up to USD 200 pre-approved annually for certifications relevant to the employee’s role.
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Free courses are available on internal platforms.
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Major medical insurance (Spouse and children included)
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Minor medical insurance (Spouse and children included)
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Dental Insurance (Spouse and children included)
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Visual Insurance (Spouse and children included)
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Life insurance.
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Preferential price on car insurance (car fleet)
Values-Driven, People-Centric & Inclusive Work Environment:
Persistent is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds.
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We support hybrid work and flexible hours to fit diverse lifestyles.
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Our office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.
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If you are a person with disabilities and have specific requirements, please inform us during the application process or at any time during your employment
Let’s unleash your full potential at Persistent - persistent.com/careers
“Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind.”
