[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Quest Diagnostics jobs](https://jobs.opennash.com/companies/quest-diagnostics/) · [Search jobs](/search/) Quest Diagnostics · Lenexa, KS # Senior Software Engineer Lenexa, KS, US Full-time Senior individual contributor {'@type': 'MonetaryAmount', 'currency': '', 'value': {'@type': 'QuantitativeValue', 'unitText': ''}} Software Engineering Listed on Quest Diagnostics’s official careers site. Posted August 28, 2026. Check that it is still open and apply there. [Apply on Quest Diagnostics’s careers site →](https://careers.questdiagnostics.com/job/lenexa/senior-software-engineer/38852/99861222864) [OpenNash Jobs](https://jobs.opennash.com/) / [Quest Diagnostics](https://jobs.opennash.com/companies/quest-diagnostics/) / Senior Software Engineer ## Job description ### Job Description Work as part of a small, agile team to design and implement new features and technologies in a variety of different products throughout Quest Diagnostics. Deliver high-quality, high-performance code in an agile environment. * Please note this is a hybrid opportunity which can be based out of Lenexa, KS; Secaucus, NJ & Schaumburg, IL. ### Benefits Information: We are proud to offer best-in-class benefits and programs to support employees and their families in living healthy, happy lives. Our pay and benefit plans have been designed to promote employee health in all respects – physical, financial, and developmental. Depending on whether it is a part-time or full-time position, some of the benefits offered may include: Day 1 Medical, supplemental health, dental & vision for FT employees who work 30+ hours Best-in-class well-being programs Annual, no-cost health assessment program Blueprint for Wellness® healthyMINDS mental health program Vacation and Health/Flex Time 6 Holidays plus 1 'MyDay' off FinFit financial coaching and services 401(k) pre-tax and/or Roth IRA with company match up to 5% after 12 months of service Employee stock purchase plan Life and disability insurance, plus buy-up option Flexible Spending Accounts Annual incentive plans Matching gifts program Education assistance through MyQuest for Education Career advancement opportunities and so much more! ### Responsibilities Develop key product features within existing large-scale enterprise applications and new strategic initiatives that will drive system and operational efficiencies, measure system performance, and provide 'glue' for complex solutions. Participate in the full SDLC involving design, implementation, testing, & launching. Assist with the generation and analysis of business and functional requirements for proposed software solutions. Participate in architectural and database design discussions as they relate to product direction. Develop features completely including the front-end components and the backend systems. Design and implement changes to systems that yield higher performance and resiliency while achieving lower operations overhead. Own the delivery of an entire piece of a system or application, and serve as a technical lead on small to midsize complex projects. Work closely with other engineers to develop the best technical design and approach for new product development. Build software solutions where the problem is not well defined. Design and define the interaction between the other component pieces. Consistently define and apply technologies, standards and software engineering practices, mentoring other team members. Contribute to the focus and effectiveness of the development team; tracking issues to resolution, monitoring the effectiveness of tasks, and providing status to the team lead. Raise long-term architecture issues within project. Conduct design and code reviews of multiple projects. Generate data for project planning, including task breakdown & estimation of work for a project. Competent in developing accurate estimates & risk assessments. Track status within the project as necessary. Communicate team and project status to project manager and director. May occasionally act in the Team Lead role Act as the designated expert for owned application area(s). Contribute to the continued improvement of the organization's development procedures by looking for opportunities for improvement and implementing solutions. ### Education Required: Bachelor's Degree in Computer Science or equivalent work experience. ### Required Work Experience 5 years professional experience in software development. Computer Science fundamentals in object-oriented (OO) design patterns, distributed databases, and data modeling techniques. ### Knowledge Proficiency in Enterprise.Net programming plus one or more modern programming languages. Experience with SQL databases is required. Experience in development of distributed/scalable systems and high-volume transaction applications. Experience with Web Technologies and multi-tier architecture. ### Skills - Ability to multi-task Analytical skills - Ability to follow verbal or written instructions Thinking analytically Using effective verbal communication Using effective written communication Concentrating on tasks Making decisions Adjusting to change Examining/observing details - Ability to work well with people #LI-RM1 67486 Quest Diagnostics honors our service members and encourages veterans to apply. While we appreciate and value our staffing partners, we do not accept unsolicited resumes from agencies. Quest will not be responsible for paying agency fees for any individual as to whom an agency has sent an unsolicited resume. ### Equal Opportunity Employer Race/Color/Sex/Sexual Orientation/Gender Identity/Religion/National Origin/Disability/Vets or any other legally protected status. ## At a glance - Posted by the employer: Aug 28, 2026 - First seen by OpenNash: Oct 13, 2026 - Last checked: Oct 20, 2026 - Listed for: 53 days - Location: Lenexa, KS, US - Employment type: Full-time - Pay: {'@type': 'MonetaryAmount', 'currency': '', 'value': {'@type': 'QuantitativeValue', 'unitText': ''}}[Apply on Quest Diagnostics’s careers site →](https://careers.questdiagnostics.com/job/lenexa/senior-software-engineer/38852/99861222864) ## More jobs at Quest Diagnostics ### [Dispatcher I](https://jobs.opennash.com/companies/quest-diagnostics/jobs/cb906c71251f66069623/) Lenexa, KS, US ### [Forensic Service Representative](https://jobs.opennash.com/companies/quest-diagnostics/jobs/33cf748efca83c3c43e4/) Lenexa, KS, US ### [Forensic Toxicology Laboratory Processing Technician I](https://jobs.opennash.com/companies/quest-diagnostics/jobs/e1d9c9bbae56a5f6e697/) Lenexa, KS, US ### [Forensic Toxicology Laboratory Scientist I](https://jobs.opennash.com/companies/quest-diagnostics/jobs/32083953251797e922c5/) Lenexa, KS, US ## Similar jobs at other companies ### [Software Engineer/Sr. Software Engineer](https://jobs.opennash.com/companies/microsoft/jobs/194f63de625f0dce008e/) Microsoft · United States, Washington, Redmond ### [Senior Software Engineer/Software Engineer II](https://jobs.opennash.com/companies/microsoft/jobs/533e77af5ee9c7fa5145/) Microsoft · United States, Washington, Redmond ### [Software and Data Engineer - Software Engineer III- Agentic Pricing](https://jobs.opennash.com/companies/jpmorganchase/jobs/1adbc421af4b64b8e0c5/) JPMorganChase · Jersey City, NJ, United States ### [Software Developer/Software Engineer in Test](https://jobs.opennash.com/companies/general-dynamics/jobs/229bce1af89aceaed99c/) General Dynamics · Falls Church, VA, US ### [Software Engineer II – Embedded Software](https://jobs.opennash.com/companies/bae-systems/jobs/9325424177b18e460029/) BAE Systems · Merrimack, New Hampshire, United States OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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