{"id":4040546,"url":"https://alion.io/job/fiserv-senior-software-engineer-7","title":"Senior 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":85,"open_postings":72,"ghost_share":0.083,"stale_share":0.264,"repost_share":0.194,"time_to_fill_p50_days":22,"computed_at":"2026-11-11T05:49:22Z"}},"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":["Alpharetta, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"DynamoDB","optional":false},{"name":"Java","optional":false},{"name":"Linux","optional":false},{"name":"Oracle","optional":false},{"name":"TCP/IP","optional":false},{"name":"Unix","optional":false},{"name":"C++","optional":true}],"status":"live","first_seen_at":"2026-11-09T00:00:00Z","employer_posted_date":"2026-11-09","last_verified_at":"2026-11-11T11:59:19Z","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 Software EngineerAbout your role:\nAt Fiserv, we are dedicated to transforming financial services technology to benefit our clients. As a Senior Software Engineer, 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.\nThis team is the Application team is the core IT team for transaction processing in the ACH Payment world at Fiserv.\nWhat you'll do:\nBuild and maintain complex algorithms and application stack codebase dealing with Risk and Fraud detection in an OLTP environment with high standards of SLA and system high availability.\nEfficient cross system integration to handle transaction per SLA needs\nStorage and retrieval of transactional data from OLTP database using quick and efficient methods\nDealing with multiple stakeholders, Product and business groups to understand the go forward requirements and initiatives for enhancement of the platform and new client integration\nMaintain security standards of the application code base and provide quick resolution to incidents and issues reported across the board in a live transaction processing environment in high availability\nExperience you'll need to have:\n6+ years of experience in software development\n5+ years of hands-on experience in Java , J2EE coding in AWS cloud infrastructure.\n5+ years of experience in snowflake , Oracle and Dynamo DB\n5+ years of experience with Unix and Linux operating system, scripts and commands.\n5+ years of experience in TCP/IP , SSL , cross system integration and strong knowledge of network layer , firewall and system integration.\n5+ years of experience in Socket based calls involving multilayer system calls handling SLA based transaction processing.\n5+ years of experience working with application and Very Large OLTP Database calls integration adhering to system SLA needs \n5+ years of experience in AWS \n3+ years of experience with CI/CD pipelines and DevOps practices\n3+ years of experience with Agile methodologies\nBachelor's degree in Computer Science, Information Technology, Information Systems, a related field (or foreign equivalent degree), or equivalent work experience.\nExperience that would be great to have:\nExperience in the financial services industry\nExperience or knowledge of Legacy systems involving C/C++/ pro*c is an added advantage\nImportant information about this role:\nThis role is on-site Monday through Friday. Fiserv considers in-person collaboration to be an essential part of this role as in-person office experiences help you with your overall onboarding experience and leads to stronger productivity.\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.\nThis role is not eligible to be performed in Colorado, California, District of Columbia, Hawaii, Illinois, Massachusetts, Maryland, Minnesota, New Jersey, New York, Nevada, Rhode Island, Vermont, Virginia, Maine or Washington.\nIt is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.\nPlease note that salary ranges provided for this role on external job boards are salary estimates made by outside parties and may not be accurate.\nThank 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. 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