{"id":2945907,"url":"https://alion.io/job/fiserv-senior-full-stack-software-engineer","title":"Senior Full Stack Software Engineer","company":{"id":2459,"name":"Fiserv","domain":"fiserv.com","url":"https://alion.io/company/fiserv","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":92,"open_postings":54,"ghost_share":0.037,"stale_share":0.148,"repost_share":0.13,"time_to_fill_p50_days":24,"computed_at":"2026-10-23T05:54:15Z"}},"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":["Berkeley Heights, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":128000,"max":216000,"currency":"USD","period":"year","gross":null,"usd_annual":216000},"salary_estimate":null,"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":true,"technologies":[{"name":"Agile","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"C#","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"GCP","optional":false},{"name":"Java","optional":false},{"name":"LLM","optional":false},{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-10-20T18:43:43Z","employer_posted_date":"2026-10-20","last_verified_at":"2026-10-22T00:45:16Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Calling all innovators - find your future at Fiserv.\nWe'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.\nJob Title\nSenior Full Stack Software EngineerAbout your role:\nAt Fiserv, we are dedicated to transforming financial services technology to benefit our clients. As a Senior Full Stack Software Engineer (Client-Side + Server-Side ), you will play a critical role in designing, developing, and maintaining high-quality software applications. You will work with cross-functional teams to deliver solutions that align with our business goals and client needs.\nYou will be a part of a team that is building the Merchants Onboarding & Client Implementations platforms.\nYou will have an opportunity to work effectively on complex projects independently and within a collaborative team-oriented environment. If you’re a self-motivated engineering lead with proven track record managing and automating operations of applications, we want to talk to you!\nWhat you'll do:\nLead the design, development, and implementation of software applications to support Fiserv's business goals.\nCollaborate with cross-functional teams to gather requirements and translate them into technical specifications.\nPerform coding, testing, and debugging of applications to ensure optimal performance and reliability.\nMaintain and improve existing codebases and lead peer review processes.\nMentor junior developers and provide technical guidance to enhance team capabilities.\nExperience you'll need to have:\n6+ years of experience in software development\n3+ years of experience in Java, C, C#, C++, or similar programming languages\n3+ years of experience in SQL databases\n3+ years of experience in AWS, Azure, or GCP services\n3+ years of experience with CI/CD pipelines and DevOps practices\n3+ years of experience with Agile methodologies\n1+ years of experience with LLM/engine and the ability demonstrate steps that were executed for a real use case\nBachelor's degree in computer science, Information Technology, Information Systems, or a related field (or foreign equivalent degree) or equivalent work experience\nExperience that would be great to have:\nExperience in the financial services industry\nImportant information about this role:\nYou must currently possess valid and unrestricted U.S. work authorization to be considered for this role. Individuals with temporary visas including, but not limited to, F-1 (OPT, CPT, STEM), H-1B, H-2, or TN, or any candidate requiring sponsorship, now or in the future, will not be considered for this role\nThis is a full-time, direct-hire position, and no contract options for unsolicited agency submissions will be considered\nAll offers of employment are contingent on standard background checks. Fiserv and certain of its affiliated companies are federal, state, and/or local government contractors. Should this position support a Federal Government contract, now or in the future, the successful candidate will be subject to a background check conducted by the U.S. Government to determine eligibility and suitability for federal contract employment for public trust or sensitive positions. Positions that support state and/or local contracts also may require additional background checks to determine eligibility and suitability\nSalary Range\n$128,000.00 - $216,000.00These pay ranges apply to employees in New Jersey and New York. Pay ranges for employees in other states may differ.\nIt is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.\nFor incentive eligible associates, the successful candidate is eligible for an annual incentive opportunity which may be delivered as a mix of cash bonus and equity awards in the Company’s sole discretion.Thank you for considering employment with Fiserv. Please:\nApply using your legal name\nComplete the step-by-step profile and attach your resume (either is acceptable, both are preferable).\nOur commitment to Equal Opportunity:\nFiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.\nIf you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact . Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information.\nNote to agencies:\nFiserv does not accept resume submissions from agencies outside of existing agreements. Pleasedo not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.\nWarning about fake job posts:\nPlease 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 Fiserv email address.","description_format":"text","description_chars":5679,"description_truncated":false,"requirements":{"experience_years_min":6,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Cards & Card Issuing","Financial Software & Embedded Finance","Payment Processing & Gateways"],"lifecycle":[{"event":"open","at":"2026-10-20T18:43:43Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":2,"expected_fill_days":24,"reasons":["conf:29","velocity","win:early","comp:brand"],"computed_at":"2026-10-23T05:54:15Z"},"pay":{"stated_usd_annual":216000,"is_top_pay":true},"html_url":"https://alion.io/job/fiserv-senior-full-stack-software-engineer","json_url":"https://alion.io/job/fiserv-senior-full-stack-software-engineer.json","meta":{"generated_at":"2026-10-23T13:22:57Z","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":19958,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-24T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"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":2459},"rest":"https://alion.io/mcp/rest/get_company?id=2459"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Ffiserv-senior-full-stack-software-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"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%2Ffiserv-senior-full-stack-software-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"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%2Ffiserv-senior-full-stack-software-engineer"},{"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/fiserv-senior-full-stack-software-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Ffiserv-senior-full-stack-software-engineer"}]}