Lead Software Engineer (HP NonStop Mainframe)

Visa; Highlands Ranch (CO); On-site; USD 163,500 - 261,500; Full time

Benefits offered by this job

Comprehensive benefits package including Medical, Dental, Vision, 401(k)

Paid Time Off

Wellness Program

Job summary

Visa is seeking a Senior Staff Software Engineer in Highlands Ranch, Colorado. This role involves solving complex problems and working with cross-functional teams to design and implement enhancements to Connex Advantage software. Candidates must have significant experience and strong analytical skills.

The ideal applicant will possess expertise in HP NonStop platforms and programming languages such as C and TAL, along with leadership and mentoring experience. Opportunities for travel and a comprehensive benefits package are included.

Qualifications

• 10+ years relevant work experience with a Bachelor's Degree or similar experience.
• Experience in designing and developing test plans and automation.
• Strong knowledge of Connex Architecture.

Responsibilities

• Design, build or maintain HP NonStop servers using C, TAL and TACL.
• Code to design specifications.
• Coach and mentor junior team members.

Skills

Programming languages TAL, C, COBOL, SCOBOL, TACL

In-depth knowledge of HP NonStop and Guardian OS

Test automation frameworks

Cross-functional collaboration

Problem-solving skills

Education

Bachelor's Degree in Computer Science

Tools

HP Nonstop tools (FUP, SCUP, etc.)

Job description

About Visa

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.

At Visa, you’ll have the opportunity to create impact at scale — tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. Join Visa and do work that matters – to you, to your community, and to the world. Progress starts with you.

Job Description

The Sr. Staff SW Engineer is responsible for solving complex problems and identifying innovative solutions across a broad technical landscape. This role requires rapid learning of both technical and business aspects to work independently with minimal guidance. As a Senior Staff Software Engineer, you will help design, build and test enhancements to the Connex Advantage software on the HP NonStop Platform. You will take leadership roles working on multiple projects and work as an integral part of a cross‑functional development team. This collaborative, team‑based role will require a close working relationship with product owners, software architects, quality assurance, technical writers, UI designers and other software engineers. The Sr. Staff SW Engineer must demonstrate strong analytical and problem‑solving skills, effective time management, and the ability to collaborate and communicate with team members. The role requires flexibility to switch tasks based on team needs and a proactive approach to adding value. All roles require digital fluency, including the ability to work with emerging technologies such as Generative AI tools (e.g. ChatGPT, Microsoft Copilot) to support everyday work.

Visa will accept applications for this role until at least 07‑31‑2026.

Key Responsibilities

• Design, build or maintain HP NonStop servers, using C, TAL and TACL
• Build partnerships with Product Management to ensure that the products being built deliver real value
• Code to design specifications
• Identify problems uncovered by testing or customer feedback and correct problems
• Evaluate code to ensure it is valid, meets industry standards and is compatible with devices and/or operating systems
• Confer with management or development teams to prioritize needs, resolve conflicts, and help choose solutions
• Develop or validate test routines and schedules to ensure that test cases mimic external interfaces
• Coach and mentor junior team members and help them grow professionally

Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager.

Qualifications

Basic Qualifications: 10+ years of relevant work experience with a Bachelor’s Degree or at least 7 years of work experience with an Advanced degree (e.g. Masters, MBA, JD, MD) or 4 years of work experience with a PhD, OR 13+ years of relevant work experience.

Preferred Qualifications: 12 or more years of work experience with a Bachelor’s Degree or 8-10 years of experience with an Advanced Degree (e.g. Masters, MBA, JD, MD) or 6+ years of work experience with a PhD.

• Degree in computer science or equivalent training required
• Experience in designing and developing test plans, test cases, and test automation frameworks.
• Experience in analyzing and reporting test results to technical teams.
• Experience in collaborating with cross‑functional teams to resolve technical issues.
• Experience in implementing standard processes, tools, and metrics for project delivery.
• Experience in maintaining test environments and supporting daily engineering activities.
• 10‑15 years related experience working on Connex/Efunds software required
• In‑depth knowledge of HP NonStop and Guardian OS required
• Strong knowledge of Connex Architecture
• Proven experience as a Connex developer or similar roles
• Proficiency in programming languages TAL, C, COBOL, SCOBOL and TACL on the HP NonStop platform
• Expertise in HP Nonstop tools like FUP, SCUP, Peruse, Inspect, Spoolcom, Pathway, Enform, DDL, Guardian Procedure calls, TCP/IP programming, TMF
• Good understanding of ISO8583 message formats
• Proven experience as a technical leader with ability to understand requirements independently and architect, design and build the solution
• Excellent verbal and written communication skills, problem solving skills, customer service and interpersonal skills required
• Ability to work independently and manage one’s time
• Experience in evaluating and adopting emerging technologies.
• Experience in conducting proof‑of‑concept (POC) evaluations for new tools and technologies.

U.S. Applicants Only

The estimated salary range for this position is $163,500.00 to $261,500.00 USD per year, which may include potential sales incentive payments (if applicable). Salary may vary depending on job‑related factors which may include knowledge, skills, experience, and location. In addition, this position may be eligible for bonus and equity. Visa has a comprehensive benefits package for which this position may be eligible that includes Medical, Dental, Vision, 401(k), FSA/HSA, Life Insurance, Paid Time Off, and Wellness Program.

Work Hours

Varies upon the needs of the department.

Travel Requirements

This position requires travel 5‑10% of the time.

Mental/Physical Requirements

This position will be performed in an office setting. The position will require the incumbent to sit and stand at a desk, communicate in person and by telephone, frequently operate standard office equipment, such as telephones and computers.

Visa is an EEO Employer

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with the EEOC guidelines and applicable local law.