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Senior Application Developer (C/C++)

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Our software engineers at Fiserv bring an open and creative mindset to a global team developing mobile applications, user interfaces and much more to deliver industry-leading financial services technologies to our clients. Our talented technology team members solve challenging problems quickly and with quality. We're seeking individuals who can create frameworks, leverage developer tools, and mentor and guide other members of the team. Collaboration is key and whether you are an expert in a legacy software system or are fluent in a variety of coding languages you're sure to find an opportunity as a software engineer that will challenge you to perform exceptionally and deliver excellence for our clients.

  • Full-time
  • Entry, Mid, Senior
  • Yes (occasional), Minimal (if any)
  • Glassdoor: 64%


Requisition ID R-10326251 Date posted 03/15/2024 City Berkeley Heights State/Region New Jersey Country United States Additional Locations Alpharetta, Georgia Remote Type Onsite

Calling all innovators – find your future at Fiserv.

We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Senior Application Developer (C/C++)

What does a successful Senior Application Developer do at Fiserv?

  • You'll be a key factor to success of our Core Acquiring Front End engineering group within Fiserv’s Global Business Solutions (Payment Acceptance) business.
  • You'll be responsible for mission critical platforms that support our payments acquiring business. We process over 350 million payment transactions per day with a peak throughput of over 8,000 transactions per second all while maintaining millisecond fast response time. All this is done for some of the largest merchants in the US.
  • In this fast-paced online transaction processing environment, you'll be a passionate critical problem-solver who can balance platform stability and resiliency along with modern engineering practices and solutions.

What you will do:

  • Leverage your expertise as a full-time, hands-on software developer on an online transaction processing (OLTP) application based in C and TAL on the HP NonStop platform
  • Deliver quality code to integration testing, certification, and production environments
  • Automate testing and deployments through CI/CD processes (play a QE role as necessary)
  • Responsible for design, build and support of aligned application(s) or platform(s)
  • Own tech stories, participate in code reviews, and support production
  • Design performant, efficient, effective, and reusable technical solutions
  • Partner effectively with DevOps, Production Support, and peer platform teams

What you will need to have:

  • 7+ years of experience in software engineering roles
  • 7+ years of hands-on experience programming with C/C++
  • 3+ years of experience building solutions in public cloud (AWS, Azure, GCP)
  • 3+ years of experience in payments processing or OLTP applications

What would be great to have:

  • Bachelor's degree in computer science, engineering, or equivalent work experience
  • Experience with TAL
  • Experience with HP NonStop and Tandem systems
  • Experience with Enscribe, Pathway, DDL, and SQL Server MP
  • Expertise in SQL MX, OSS

Important info about this role:

  • We’re better together! This role is fully on-site with flexibility as needed.
  • In order to be considered, you must be legally authorized to work in the U.S. without need for visa sponsorship, now or in the future, as it will not be provided for this role.
  • This is a full-time, direct-hire position, and no contract options or unsolicited agency submissions will be considered.

Perks at work:

  • We’re #FiservProud of our commitment to your overall well-being with a growing offering of physical, mental, emotional, and financial benefits from day one.
  • Maintain a healthy work-life balance with paid holidays, generous time off policies, including Unlimited Recharge & Refuel for qualifying associates, and free counseling through our EAP.
  • Plan for your future with competitive salaries, the Fiserv 401(k) Savings Plan, and our Employee Stock Purchase Plan.
  • Recognize and be recognized by colleagues with our Living Proof program where you can exchange points for a variety of rewards.
  • Prioritize your health with a variety of medical, dental, vision, life, and disability insurance options and a range of well-being resources through our Fuel Your Life program.
  • Advance your career with training, development, certification, and internal mobility opportunities.
  • Join Employee Resource Groups that promote our diverse and inclusive culture where associates can share perspectives, exchange ideas, and elevate careers.

This role is not eligible to be performed in Colorado, California, Hawaii, New York or Washington.

Please note that salary ranges provided for this role on external job boards are salary estimates made by outside parties and may not be accurate.

Thank you for considering employment with Fiserv.  Please:

  • Apply using your legal name
  • Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

What you should know about us:

Fiserv is a global leader in payments and financial technology with more than 40,000 associates proudly serving clients in more than 100 countries. As one of Fortune® magazine's "World's Most Admired Companies™" 9 of the last 10 years, one of Fast Company’s Most Innovative Companies, and a top scorer on Bloomberg’s Gender-Equality Index, we are committed to innovation and excellence.

Our commitment to Diversity and Inclusion:

Fiserv is an Equal Opportunity Employer, and we welcome and encourage diversity in our workforce that reflects our world. All qualified applicants will receive consideration for employment without regard to race, color, religion, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other category protected by law. 

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information.

Any communications from a Fiserv representative will come from a legitimate business email address. We will not hire through text message, social media, or email alone, and any interviews will be conducted in person or through a secure video call. We won’t ask you for sensitive information nor will we ask you to pay anything during the hiring process. We also won’t send you a check to cash on Fiserv’s behalf.

If you see suspicious activity or believe that you have been the victim of a job posting scam, you should report it to your local FBI field office or to the FBI’s Internet Crime Complaint Center.


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  • Medical, Vision and Dental Benefits

    Comprehensive benefit plans to suit your unique needs

  • Fuel Your Life Wellness Program

    Resources to elevate your well-being

  • 401k, Employee Stock Purchase Plans and Incentives & Bonuses

    When Fiserv performs well, so does your financial health

  • Employee Resource Groups

    Celebrating inclusion in the workplace

  • Providing the time off to manage personal needs

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