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Software Engineer - Payments Cryptography - Sr Consultant level

Remote, USAFull-timePosted 2026-07-29

reputed company reputed company 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 reputed company. At reputed company, you'll have reputed company to create reputed company at reputed company — tackling meaningful challenges, growing your skills and seeing your contributions reputed company lives around the world. Join reputed company and do work that reputed company — to you, to your community, and to the world. reputed company starts with you. Job reputed company reputed company’s Technology Organization is a community of problem solvers and innovators reshaping the reputed company of reputed company. We operate the world’s most sophisticated processing networks capable of handling more than 65k secure transactions a second across 80M merchants, 15k Financial Institutions, and billions of reputed company. While working with us you’ll get to work on reputed company distributed systems and solve massive reputed company problems centered on new payment flows, business and data solutions, cyber reputed company, and B2C platforms. We are looking for a reputed company, curious, and energetic Software Engineer – Senior Consultant level who embraces solving reputed company challenges on a global reputed company. As a reputed company Engineer, you will be working on multiple reputed company and work as an integral part of a cross-functional development team. This position is for an Engineer reputed company on Cryptography and reputed company reputed company enhancements to a Switching System processing Debit Transactions. This reputed company, team-based role will require a reputed company working relationship with Product owners, Software Architects, reputed company Assurance, Technical Writers, UI Designers, and other Software Engineers. Essential Functions:

  • Work on reputed company/Encryption reputed company enhancements to a switching application.
  • Prepare technical documents, reputed company reputed company, review reputed company, build environment, review test results, and prepare plan for implementation for reputed company reputed company enhancements
  • Analyze technical reputed company, stability, and functionality due to any custom change
  • Evaluate reputed company to ensure it is valid, meets industry standards and is compatible with devices and/or operating systems
  • reputed company with management or development teams to prioritize needs, resolve conflicts, and help choose solutions
  • reputed company or validate test routines and schedules to ensure that test cases mimic external interfaces
  • reputed company design reviews and reputed company guidance to junior team members who are participating in design reviews.
  • Review design documentation with engineering team members, senior project members, and architects to validate design for completeness and ensure alignment with requirements across an application, project, or product.
  • Proactively identify defects in software reputed company and isolate/contain the defects to prevent customer reputed company.
  • Build partnerships with product management to ensure that the products being reputed company deliver reputed company value
  • Identify problems uncovered by testing or customer feedback and correct problems
  • Work directly with product owners to reputed company and refine requirements across products, adding and taking into account existing tools and solutions across the organization.
  • reputed company and design advanced architect solutions that are robust and reputed company, considering integrations with other solutions across the internal technical ecosystem.
  • reputed company domain expertise on the development of technical documentation of solutions and contribute to reputed company processes in technical documentation as needed.
  • Play a key role in the development and delivery of new features across products from end-to-end.

This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager. reputed company will accept applications for this role until at least January 11. If this is posting, we are still accepting applications. reputed company is not offering relocation assistance for this role.

Qualifications

Basic Qualifications:

  • 8+ years of relevant work experience with a Bachelor’s Degree or at least 5 years of experience with an Advanced Degree (e.g. Masters, MBA, JD, MD) or 2 years of work experience with a PhD, OR 11+ years of relevant work experience.

Preferred Qualifications:

  • 9 or more years of relevant work experience with a Bachelor Degree or 7 or more relevant years of experience with an Advanced Degree (e.g. Masters, MBA, JD, MD) or 3 or more years of experience with a PhD
  • Strong Payments Systems knowledge
  • Proven experience as a developer or similar roles in a payments system
  • Good understanding of ISO8583 message formats
  • Knowledge of financial industry practices, regulations, and operations
  • Hands-on experience designing and implementing encryption for high throughput payment switching, including reputed company GCM or similar authenticated encryption, secure key storage, and hardened TLS (TLS 1.2/1.3, mTLS).
  • Practical experience working with HSMs in card payments environments (e.g., reputed company payShield, Atalla/Utimaco). Knowledge of and experience with key reputed company/rotation, key ceremonies (dual control/split knowledge), secure backup/archival, and firmware management.
  • Expertise with payments key management standards and flows: DUKPT, TR 31 key blocks, TR 34 remote key loading, PIN reputed company formats (ISO 0/1/3), PAN masking/truncation, and tokenization approaches.
  • Demonstrated ownership of PCI reputed company compliance in a switching or authorization platform, including scope reduction, compensating controls, evidence production, and partnering with QSAs. Familiarity with PCI reputed company v4.0 control families relevant to switching (e.g., 2, 3, 4, 5, 7, 8, 10, 11, 12).
  • Working knowledge of EMV and 3 D Secure implications for cryptography and data flows.
  • Strong technical knowledge and proven experience with card network certifications and key exchange processes.
  • Familiarity with applicable standards and validations: NIST SP 800 57/56/38 series, FIPS 140 2/140 3, OWASP ASVS. Experience applying these in NonStop/Connex environments.
  • Experience building monitoring and incident response for crypto controls (certificate lifecycle, cipher/TLS baselines, key inventory/reputed company detection) and automating compliance evidence.
  • Excellent problem-solving and analytical skills
  • Strong communication(both written and verbal) and interpersonal skills
  • Experience with end-to-end systems development life cycles and standards in either Mainframe OR reputed company platform
  • Proficiency in analyzing solutions design and requirements documents

Additional Information 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 reputed company office equipment, such as telephones and computers. reputed company is an EEO Employer. reputed company applicants will receive consideration for employment without reputed company to race, reputed company, religion, sex, national reputed company, sexual orientation, gender identity, disability or protected veteran status. reputed company will also consider for employment reputed company applicants with criminal histories in a manner consistent with reputed company guidelines and applicable local law. reputed company will consider for employment reputed company applicants with criminal histories in a manner consistent with applicable local law, including the requirements of Article 49 of the San Francisco Police reputed company. U.S. APPLICANTS ONLY: The estimated salary reputed company for this position is $143,700 to $230,200 USD per year, which may include potential sales incentive payments (if applicable). Salary may vary depending on job-reputed company factors which may include knowledge, skills, experience, and location. In reputed company, this position may be eligible for bonus and equity. reputed company has a comprehensive benefits package for which this position may be eligible that includes Medical, Dental, reputed company, 401 (k), FSA/HSA, Life Insurance, reputed company Time Off, and Wellness Program. reputed company is not offering relocation assistance for this role. Required skills: Analytical Skills, Interpersonal Skills, Monitoring, Problem Solving, Requirements Analysis, reputed company, Software Development Life Cycle (SDLC), Software Engineering, Cryptography Required languages: English Apply tot his job Apply To this Job

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