Quality Automation Engineer

Yoh, A Day & Zimmermann Company; Plano (TX); Hybrid; USD 56,000 - 80,000; Full time

Benefits offered by this job

Medical benefits

Health Savings Account (HSA)

401K Retirement Savings Plan

Employee Assistance Program (EAP)

Certification and training

Job summary

Yoh, a Day & Zimmermann company, seeks a Quality Automation Engineer (Python, SQL & API) on a 6-Month Contract in Plano, TX. Hybrid work — Wednesdays mandatory — with a pay rate of $58/hour W2. Schedule is Mon–Fri, 8:00 AM–5:00 PM CST.

You will develop automated tests for enterprise financial applications and collaborate with engineers, business stakeholders, and compliance teams. The candidate should have 3+ years in QA/SDET, strong Python and Pytest skills, SQL mastery, API testing experience,

Qualifications

• 3 years minimum hands-on software quality assurance, test automation, or SDET experience.
• Strong Python and Pytest automation skills.
• Familiarity with FastAPI and Python-based backend services.
• Advanced SQL with complex joins, subqueries, aggregations and data validation.
• Experience testing financial/aplications in regulated environments.
• Hands-on REST API testing and backend integrations.
• Experience with SOX compliance and internal control testing.

Responsibilities

• Design, develop, and execute automated tests using Python and pytest for backend apps, APIs, and financial workflows.
• Develop comprehensive test plans and perform functional, regression, integration, end-to-end, and nonfunctional testing.
• Write complex SQL queries to validate financial calculations and reconciliations.
• Perform REST API testing using Postman, REST Assured, or similar tools.
• Validate transaction lifecycles, approvals, exceptions, and status changes.
• Collaborate with developers, analysts, and compliance teams to resolve defects and improve coverage.

Skills

Python

Pytest

SQL

REST API

SDET

CI/CD

SOX compliance

Tools

Postman

REST Assured

Playwright

PostgreSQL

AWS

Kafka

Job description

Job Description

Quality Automation Engineer (Python, SQL & API) is a Contract Opportunity for Fortune 500 Manufacturing Company
Hands-on Quality Assurance, Automation Engineer or SDET who enjoys testing complex backend systems, working with financial data, and building reliable automation solutions in a regulated enterprise environment.

Location: Plano, TX
Pay Rate: $58/hour W2
Work Arrangement: Hybrid – Wednesdays mandatory
Employment Type: 6-Month Contract with Potential Extension
Schedule: Monday–Friday, 8:00 AM–5:00 PM CST

Position Overview We are seeking an experienced Quality Automation Engineer to support the development and testing of enterprise financial applications and backend services. This position requires a hands-on QA professional with expertise in Python automation, pytest, SQL, REST API testing, and financial data validation. The ideal candidate has experience testing complex transaction-processing systems, developing automated testing frameworks, and ensuring applications meet security, compliance, and internal control requirements. This role involves close collaboration with software engineers, business stakeholders, and compliance teams to deliver reliable, accurate, and audit-ready solutions.

Required Qualifications

• 3 years minimum hands-on software quality assurance, test automation, or software development engineering in test (SDET).
• Solid in developing automated tests using Python and Pytest / Py test/ Py-test
• Familiarity with FastAPI and Python-based backend services.
• Advanced SQL, including complex joins, subqueries, aggregations, and backend data validation.
• Experience testing financial applications, banking platforms, payment systems, fintech solutions, or other regulated transaction-processing environments.
• Hands-on experience testing REST APIs and backend integrations.
• Experience with SOX compliance, internal controls, access controls, or audit-related testing.
• Understanding of financial reconciliations, transaction processing, and data accuracy requirements.
• Experience integrating automated testing into CI/CD pipelines.
• Knowledge of functional, regression, integration, negative, and end-to-end testing methodologies.

Key Responsibilities

• Design, develop, and execute automated test scripts using Python and pytest to validate backend applications, APIs, and financial workflows.
• Develop comprehensive test plans and execute functional, regression, integration, end-to-end, and nonfunctional testing.
• Write complex SQL queries to validate financial calculations, transaction records, account balances, and reconciliation processes.
• Perform REST API testing using Postman, REST Assured, or comparable automation tools.
• Validate financial transaction lifecycles, including transaction processing, approvals, exceptions, and status changes.
• Test internal controls, including segregation of duties, role-based access, approval workflows, and unauthorized transaction scenarios.
• Support SOX compliance testing by maintaining detailed test documentation, traceability, and audit-ready evidence.
• Validate event-driven architectures, asynchronous messaging, message sequencing, error handling, and transaction processing reliability.
• Test integrations between financial platforms, microservices, databases, and third-party systems.
• Integrate automated test suites into CI/CD pipelines to support continuous testing and application releases.
• Investigate application defects using SQL queries, API responses, system logs, and test execution results.
• Collaborate with developers, business analysts, accounting teams, and compliance stakeholders to resolve defects and improve testing coverage.
• Maintain test scripts, test data, execution reports, defect records, and supporting documentation.

Preferred Qualifications

• Experience testing Java-based microservices or distributed applications.
• Familiarity with Playwright or other modern automation frameworks.
• Experience with PostgreSQL, AWS, or cloud-based financial applications.
• Knowledge of Kafka, asynchronous messaging, or event-driven architectures.
• Experience validating financial valuations, pricing calculations, or accounting-related transactions.
• Experience testing immutable audit logs, approval controls, and transaction traceability.
• Understanding of Agile/Scrum development methodologies.

Estimated Min Rate : $40.60
Estimated Max Rate : $58.00

What’s In It for You?
We welcome you to be a part of the largest and legendary global staffing companies to meet your career aspirations. Yoh’s network of client companies has been employing professionals like you for over 65 years in the U.S., UK and Canada. Join Yoh’s extensive talent community that will provide you with access to Yoh’s vast network of opportunities and gain access to this exclusive opportunity available to you. Benefit eligibility is in accordance with applicable laws and client requirements. Benefits include:

• Medical, Prescription, Dental & Vision Benefits (for employees working 20+ hours per week)
• Health Savings Account (HSA) (for employees working 20+ hours per week)
• Life & Disability Insurance (for employees working 20+ hours per week)
• MetLife Voluntary Benefits
• Employee Assistance Program (EAP)
• 401K Retirement Savings Plan
• Direct Deposit & weekly epayroll
• Referral Bonus Programs
• Certification and training opportunities

Note: Any pay ranges displayed are estimations. Actual pay is determined by an applicant's experience, technical expertise, and other qualifications as listed in the job description. All qualified applicants are welcome to apply.

Yoh, a Day & Zimmermann company, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Visit https://www.yoh.com/applicants -with-disabilities to contact us if you are an individual with a disability and require accommodation in the application process.

For California applicants, qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All of the material job duties described in this posting are job duties for which a criminal history may have a direct, adverse, and negative relationship potentially resulting in the withdrawal of a conditional offer of employment.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Company Description

Yoh delivers expertise, methodology, and momentum to keep work moving forward. From strategy to execution, we deliver bold ideas and big results through consulting, staffing, and enterprise solutions. Nearly a century after our founding, Yoh remains STEM-centered, collaborative, and committed to client success. Yoh is a proud member of the Day & Zimmermann family of companies. Visit us at https://www.yoh.com/