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Contract Mastercard Software Engineer Jobs in Riverside, CA

Cloud Software Engineer II

Ontario, CA

$61 - $79.25/hr

We are seeking an experienced high-performing software engineer for a contract position in our core software group. The successful candidate will join a highly skilled development team delivering key ...

Software V&V Engineer Location: Irvine CA - Onsite work only - Contract - Client: Aerospace Company - Visa: Any is fine - New Open Position Note: Please look for Aerospace domain JD: Minimum 10+ ...

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Contract Mastercard Software Engineer information

See Riverside, CA salary details

$25K

$109.4K

$197.2K

How much do contract mastercard software engineer jobs pay per year?

As of May 29, 2026, the average yearly pay for contract mastercard software engineer in Riverside, CA is $109,400.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,800.00 and $125,200.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Contract Mastercard Software Engineer, and why are they important?

To thrive as a Contract Mastercard Software Engineer, you need strong proficiency in software development, payment processing technologies, and an understanding of Mastercard's platforms, often backed by a degree in computer science or related field. Familiarity with industry-standard languages (such as Java or C#), secure coding practices, and experience with Mastercard APIs or ISO 8583 protocols is typically required. Strong analytical thinking, problem-solving abilities, and effective communication skills help engineers collaborate with cross-functional teams and address complex technical challenges. These skills and qualities are crucial for ensuring secure, reliable, and innovative payment solutions that meet Mastercard's high standards.

What are some common challenges faced by Contract Mastercard Software Engineers when integrating payment solutions for clients?

Contract Mastercard Software Engineers often encounter challenges such as navigating complex compliance requirements, ensuring secure data handling, and integrating APIs with diverse client systems. Since Mastercard's payment solutions must adhere to strict security standards like PCI DSS, engineers need to stay updated on regulations and best practices. Additionally, collaborating remotely with client teams and other vendors can introduce communication hurdles, making clear documentation and proactive updates crucial for project success.

What is a Contract Mastercard Software Engineer?

A Contract Mastercard Software Engineer is a technology professional who is hired on a temporary or project basis to develop, maintain, or improve software systems for Mastercard or its partners. These engineers typically work with payment technologies, security protocols, APIs, and large-scale transaction systems. They may be involved in designing new features, troubleshooting issues, or integrating Mastercard services with other platforms. Contract positions offer flexibility but may require specialized knowledge of payment processing and compliance standards. Such roles often involve close collaboration with both internal teams and external vendors.

What is the difference between Contract Mastercard Software Engineer vs Contract Visa Software Engineer?

AspectContract Mastercard Software EngineerContract Visa Software Engineer
Required CredentialsBachelor's in Computer Science, relevant coding skills, possibly certifications in software developmentBachelor's in Computer Science or related field, coding proficiency, industry certifications often preferred
Work EnvironmentFinancial services, payment processing, technology teams within MastercardFinancial services, payment solutions, technology teams within Visa
Employer & Industry UsagePrimarily in Mastercard's payment network and financial technology projectsPrimarily in Visa's payment network and financial technology projects

Both roles involve developing payment processing software within major financial networks. The main differences lie in the specific employer and associated payment platform. Contract Mastercard Software Engineers focus on Mastercard's systems, while Contract Visa Software Engineers work within Visa's infrastructure. Skills and credentials are similar, making these roles comparable in the financial technology industry.

What are popular job titles related to Contract Mastercard Software Engineer jobs in Riverside, CA? For Contract Mastercard Software Engineer jobs in Riverside, CA, the most frequently searched job titles are:
What cities near Riverside, CA are hiring for Contract Mastercard Software Engineer jobs? Cities near Riverside, CA with the most Contract Mastercard Software Engineer job openings:
Principal Embedded Software Engineer

Principal Embedded Software Engineer

Silvus Technologies

Irvine, CA • On-site

$180K - $220K/yr

Full-time

Posted yesterday


Job description

THE COMPANY
Silvus Technologies, a leading provider of advanced MANET and MIMO communications systems, is reshaping mesh network technology for mission-critical applications - on the ground, in the air and at sea. Its battle-proven StreamCaster family of MANET radios and proprietary MN-MIMO waveform provides the vital communications link for defense, law enforcement and public safety agencies around the world, and in the toughest operational environments.
With deep roots in DARPA research, Silvus Technologies develops world-class advanced communications technologies that are reshaping the tactical communications landscape. From pure line-of-sight to extreme non-line-of-sight, Silvus radios form a self-healing, self-forming mesh network, enabling secure and reliable connectivity, including video and high-bandwidth data.
Silvus Technologies is a wholly owned subsidiary of Motorola Solutions, Inc.
Would you like to join an incredibly talented group of people, doing very challenging work, with the prime directive of "Keeping Our Heroes Connected"?
THE OPPORTUNITY
Silvus is seeking a Principal Embedded Software Engineer, who will report to the Director of Software Engineering on our Software Engineering team. The successful individual in this role will participate in the development of Silvus' MANET radios and advanced research projects. This is an opportunity to work on all aspects of the system including device drivers, networking functions and services, encryption, and security features.
This positionis fully onsite, Monday through Friday, at Silvus Technologies' Engineering and R&D Office in Irvine, CA, near the vibrant Irvine Spectrum.
The following is a list of at least some of the current essential job functions of the position. Management may assign or reassign duties and responsibilities at any time at its discretion.
ROLE AND RESPONSIBILITIES
  • Lead the architectural design and development of highly efficient low-latency embedded firmware on ARM-based SoCs (e.g., UltraScale+), and optimizing Linux-based networking stacks for wireless applications.
  • Implementation of the software portion of MAC (Medium Access Control) and mobile ad-hoc networking routing protocols.
  • Network management software and web interface implementation.
  • Implementation of different security protocols and encryption algorithms.
  • Audio streaming and push-to-talk voice application implementation.
  • Analyzing and improving product security and robustness to meet certain regulatory requirements such as NIST FIPS 140-3 and NIAP Common Criteria.
  • Implementation of testing software for product performance and reliability testing.
  • Device driver and board support package development and maintenance for both ARM and RISC-V based systems.
  • Linux system customization and scripting.
  • Perform other related duties of which the above are representative.

REQUIRED QUALIFICATIONS
  • Bachelor of Science degree in Electrical Engineering, Computer Science, or relevant engineering fields.
  • 8+ years of relevant embedded system software development experience.
  • Demonstrated hands-on and lead expertise designing and developing embedded firmware using embedded Linux on ARM processors, for networking, signal processing and/or wireless applications
  • Expertise in C programming and experience in Linux kernel driver development.
  • Must be a U.S. Citizen due to clients under U.S. government contracts.
  • All employment is contingent upon the successful clearance of a background check and drug test.

PREFERRED KNOWLEDGE, SKILLS, AND ABILITIES
  • Knowledge of and experience with different security protocols and encryption algorithms such as suite of CNSA algorithms.
  • Demonstrated experience with socket programming and various Internet/Ethernet protocols.
  • Understanding of MAC and Networking layer of a communication system.
  • Experience in AMD UltraScale+ MPSoC and Microchip Polarfire SoC BSP support package development.
  • Deep understanding of Internet Protocol Security (IPsec), network protocols, data authentication and encryption.
  • Linux Interrupt Service Routine development.

WORKING CONDITIONS AND PHYSICAL REQUIREMENTS
  • Office environment.
  • Occasional exposure to heat, cold, and allergens while performing tests or demonstrations in the field.
  • While performing the duties of this job, the employee is required to do the following:
    • Lift equipment up to 20 lbs. for the set-up of demonstrations and testing.
    • Perform bending and reaching movements to place items on lower and higher shelves.
    • Kneeling or squatting to access lower shelves.
    • Walking/Moving in the labs.

COMPENSATION
The pay range is NOT a guarantee. It is based on market research and peer data, and will vary depending on the candidate's experience and qualifications.
CA Pay Range
$180,000-$220,000 USD
Consistent with Motorola Solutions values and applicable law, we provide the following information to promote pay transparency and equity. Pay within this range varies and depends on job-related knowledge, skills, and experience. The actual offer will be based on the individual candidate.
NOTE - As a US Federal Contractor, Silvus Technologies requires that ALL candidates being considered for employment for any position (regardless of level) MUST be a U.S. Person (permanent resident or citizen). Stricter U.S. Citizen ONLY requirements (needed for some Engineering or R&D roles) will be included in the Required Qualifications section of the posted position. This does NOT apply to international positions; only job postings for positions located in the US.
Motorola Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion or belief, sex, sexual orientation, gender identity, national origin, disability, veteran status or any other legally-protected characteristic.
We are proud of our people-first and community-focused culture, empowering every Motorolan to be their most authentic self and to do their best work to deliver on the promise of a safer world. If you'd like to join our team but feel that you don't quite meet all of the preferred skills, we'd still love to hear why you think you'd be a great addition to our team.
We're committed to providing an inclusive and accessible recruiting experience for candidates with disabilities, or other physical or mental health conditions. To request an accommodation, please complete this Reasonable Accommodations Form so we can assist you.