Senior Software Engineer - Connex

Mastercard
United Kingdom
Workplace: OnsiteFull timeFunction: Software EngineeringSkills: ["Mentorship","Communication","Collaboration","Problem-solving","Time management"]

Build and evolve payment technology using the SAFe methodology as a Senior Connex Software Development Engineer. You’ll own delivery from design through testing, deployment, configuration, and documentation, automate build/test operations, and drive code and process trade-offs. Lead integration work focused on the customer journey, manage risks and status for key services, and mentor teammates while strengthening automation and end-to-end acceptance testing across UI, APIs, CLIs, Connex, HP NonStop, and databases.

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FursaFursa
Mastercard
Mastercard
1 month ago

Senior Software Engineer - Connex

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Source: Company careers pageValidated by: Fursa AI
Status: Live

Job Summary

Build and evolve payment technology using the SAFe methodology as a Senior Connex Software Development Engineer. You’ll own delivery from design through testing, deployment, configuration, and documentation, automate build/test operations, and drive code and process trade-offs. Lead integration work focused on the customer journey, manage risks and status for key services, and mentor teammates while strengthening automation and end-to-end acceptance testing across UI, APIs, CLIs, Connex, HP NonStop, and databases.
Location: United Kingdom
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Participate in prioritization discussions and take ownership of delivery tasks across design, development, testing, deployment, configuration, and documentation.
  • •Automate build, operation, and execution of software development and testing activities.
  • •Drive integration of services to improve the customer journey and experience, and report status and manage risks for key applications/services.
  • •Contribute to test strategy with BDD-style functional testing and non-functional testing (volume, performance, resilience, availability), designing innovative test scenarios.
  • •Lead real-time transaction switching and ATM acquiring testing activities, set up and execute test automation frameworks, and investigate and resolve customer-reported technical issues.

Key Requirements

  • •Highly experienced in Connex development with HP NonStop background.
  • •Strong understanding of online transaction processing and ATM transaction processing.
  • •Strong knowledge of TAL, COBOL, SCOBOL and TACL.
  • •Understanding of EMV and chip-and-PIN technology.
  • •Hands-on automation testing expertise using open-source tools such as Selenium, Cucumber, and Gherkin (BDD) in Agile environments.
Experience:PaymentsFinancial servicesAgileTest automationReal-time payments
Skills:MentorshipCommunicationCollaborationProblem-solvingTime management
Tech Stack:ConnexHP NonStopTALCOBOLSCOBOLTACLEMVChip and PINTCP/IPISO8583ISO20022LIS5VISAMasterCardATM message protocolsGoldenGateElectronic File TransfersJavaUNIXSpring

Company Brief

Mastercard
Mastercard is a global payments and technology company that processes transactions, provides fraud prevention and data services, and builds payment infrastructure for consumers, businesses, merchants and governments across 200+ countries.
Industry: Payments
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: Purchase, New York, United States
Founded: 1966
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