{"id":4190046,"url":"https://alion.io/job/mastercard-senior-software-engineer-98","title":"Senior Software Engineer","company":{"id":252,"name":"Mastercard","domain":"mastercard.com","url":"https://alion.io/company/mastercard","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":84,"open_postings":186,"ghost_share":0.048,"stale_share":0.457,"repost_share":0.097,"time_to_fill_p50_days":27,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Pune, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Dynatrace","optional":false},{"name":"Java","optional":false},{"name":"JMeter","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Splunk","optional":false},{"name":"Spring Boot","optional":false}],"status":"live","first_seen_at":"2026-11-12T19:12:18Z","employer_posted_date":"2026-11-12","last_verified_at":"2026-11-12T19:12:18Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Our Purpose\nMastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.\nTitle and Summary\nSenior Software EngineerOverviewThis is an exciting opportunity for you to join Mastercard and contribute to improving the response time for new applications that support the Mastercard Settings program. This position is on the performance engineering team that partner with development teams on optimization and testing. We are looking for an experienced engineer that is passionate about performance with a constant focus on improving system quality.\nResponsibilities\nDesign, configure, and execute performance tests and drive resolution of failures\nCreate performance measurements such as requests per second, P95 and P99 response latency, query performance, concurrency, and system utilization\nDig into Java code, databases, middleware, and vendor software to identify performance bottlenecks and resolve them\nImprove the performance environment with your own code, automation, and external tools\nApply technical ability to coach and develop junior engineers\nDeliver department and external presentations sharing results with stakeholders\nAll About You\nStrong software engineering experience writing applications using Java Spring Boot framework\nStrong experience debugging performance issues with APM tools (i.e. Dynatrace, Splunk, Jprofiler, and JMH)\nStrong experience optimizing DB queries in PostgreSQL and Oracle\nStrong experience writing jMeter scripts and running in load generation tools (i.e. BlazeMeter)\nExperience with Payments industry (i.e. ISO 8583 messaging, 4-party model, and payment applications)\nSystematic problem-solving approach, coupled with strong communication skills and a sense of ownership and drive\nTime/project management, workload prioritization, knowledge sharing and a passion to learn/take on challenges is a must\nSelf-motivated demonstrating strong organizational and listening skills; and very detail oriented with the ability to carry out assigned tasks with minimal supervision\nStrong verbal and written communications skills\nAppetite for change and pushing the boundaries of what can be done with automation. Be curious about new technology, infrastructure, and practices to scale our architecture and prepare for future growth\n• Willingness and ability to learn and take on challenging opportunities and to work as a member of matrix based diverse and geographically distributed project team\nCorporate Security Responsibility\nAll activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:\nAbide by Mastercard’s security policies and practices;\n\nEnsure the confidentiality and integrity of the information being accessed;\n\nReport any suspected information security violation or breach, and\n\nComplete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.","description_format":"text","description_chars":3459,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Cards & Card Issuing","Payment Processing & Gateways"],"lifecycle":[{"event":"open","at":"2026-11-12T19:12:18Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":27,"reasons":["conf:2","win:early","comp:brand"],"computed_at":"2026-11-12T21:17:09Z"},"pay":null,"html_url":"https://alion.io/job/mastercard-senior-software-engineer-98","json_url":"https://alion.io/job/mastercard-senior-software-engineer-98.json","meta":{"generated_at":"2026-11-12T21:17:09Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":45014,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":252},"rest":"https://alion.io/mcp/rest/get_company?id=252"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fmastercard-senior-software-engineer-98"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"free","price":{"credits":0,"usd":0},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fmastercard-senior-software-engineer-98"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fmastercard-senior-software-engineer-98"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/mastercard-senior-software-engineer-98\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fmastercard-senior-software-engineer-98"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4190046}},{"tool":"search_jobs","arguments":{"company":"mastercard.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4190046},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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