Senior Software Engineer
DocuPhase
About the Role: We are seeking an experienced Senior Software Engineer to join our software development team working on mission-critical financial technology applications. You will be responsible for developing and maintaining large-scale invoice processing, accounts payable, and document management systems serving enterprise clients across multiple industries. The ideal candidate brings hands-on experience in financial or B2B software, with a strong understanding of AP/AR workflows, Payments systems, and broader Finance domain processes. Finance Domain Experience - Strongly Preferred: Given the nature of our core products - invoice processing, vendor payment management, and AP automation - we place significant value on candidates with real-world experience in:
- Accounts Payable (AP) and/or Accounts Receivable (AR) software development or operational systems
- Payments platforms including ACH, wire transfer, virtual card, and payment processing workflows
- Invoice processing, purchase orders, remittance processing, and B2B document exchange (EDI)
- Financial Technology (FinTech) products serving enterprise or mid-market clients
- ERP integrations - SAP, Oracle, NetSuite, QuickBooks, Microsoft Dynamics, or similar platforms
- Audit trail design, financial data integrity, and compliance-aware software development
- Spend management, treasury operations, or general ledger (GL) system connectivity
- Advanced C# and VB.NET proficiency - mixed-language enterprise codebase
- .NET Framework 4.6-4.8 - extensive experience with legacy .NET Framework applications
- .NET 6/7/8 - modern .NET development for new platform initiatives
- ASP.NET Web Forms and MVC - maintain and enhance hybrid web applications
- ASP.NET Web API - build and maintain RESTful services and integrations
- Entity Framework - data access and ORM patterns (Code First and Database First)
- Windows Services - background processing services for document workflow automation
- Blazor Server - build modern web UIs for SaaS platform
- AngularJS - maintain existing frontend components
- JavaScript/jQuery - legacy frontend maintenance with jQuery UI and validation
- XSLT transformations - XML-based templating systems
- Telerik UI Components - enterprise UI components for legacy and modern applications
- OAuth 2.0 & JWT - modern API authentication and security
- SQL Server - complex stored procedures, functions, and database design
- Database-first development - schema changes, migrations, and performance optimization
- ADO.NET - custom data access patterns and legacy integration
- Amazon S3 - cloud document storage and management
- Multi-tenant SaaS architecture - customer-specific configurations and customizations
- EDI processing - Electronic Data Interchange (810, 850, 855, 856 transaction sets)
- File processing - CSV, XML, fixed-width file imports/exports
- SOAP/REST web services - external system integrations
- Payment processing integrations - financial system connectivity
- MSBuild and Visual Studio - build automation and deployment
- IIS deployment and management - Windows-based web application hosting
- Git version control - large enterprise codebase management
- PowerShell scripting - deployment and automation tasks
- Azure DevOps Pipelines - CI/CD with YAML configurations and automated testing
- NuGet Package Management - private Azure Artifacts feeds and dependency management
- Bachelor's degree in Computer Science or related discipline.
- 5+ years of .NET development experience
- Finance/FinTech background - hands-on AP, AR, Payments, or financial software experience strongly preferred
- Strong SQL Server database design and optimization skills
- Self-motivated with ability to navigate complex, large codebases
- Strong problem-solving skills for debugging and optimizing enterprise applications
- Excellent communication skills for collaborating with business stakeholders and QA teams
- Experience with legacy modernization and gradual migration strategies
Vacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the Senior Software Engineer in Saint Petersburg, FL vacancy
$86.8k - $165.2k
...Software Engineer II – BMC2 Capabilities Engineering Organization Collins Aerospace, an RTX company, is seeking a Software Engineer II to join our software development team located onsite in St. Petersburg, FL. The position requires an active and transferable U.S. government...SeniorInterim role- Join a National Top Workplace Named a Top Workplace in the USA and Top Remote Workplace, Kobie is where the best minds in loyalty come together, driven by passion and innovation. We’re always looking for talented individuals who are ready to join a collaborative, growth...SeniorRemote workFlexible hours
- ...Senior Full-Stack Engineer (AI-Native): As a Senior Software Engineer at SureCost you will be responsible for developing software to help pharmacists on the ground make better buying and inventory management decisions every day. We create a positive user experience...Senior
- ...Software Engineer II Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers...SeniorInterim roleRelocation package
- ...Senior Software Engineer At Collins Aerospace, an RTX company, we are advancing the future of aerospace and defense through innovative technologies and mission-critical solutions. Our teams develop capabilities that help connect, protect, and enable customer missions...SeniorRelocationRelocation package
$86.8k - $165.2k
...customers' toughest challenges and to meet the demands of a rapidly evolving global market. The BMC2 Capabilities engineering organization is seeking a Software Engineer II to join our software development team located onsite in St. Petersburg, FL. Our teams develop...SeniorTemporary workWork experience placementInterim roleWork at officeRemote workRelocation packageFlexible hours$86.8k - $165.2k
...teams develop capabilities that help connect, protect, and enable customer missions around the world. We are seeking a Senior Software Engineer to join our engineering organization and help deliver innovative software solutions that support critical aerospace and...SeniorTemporary workWork experience placementWork at officeRemote workRelocationRelocation packageFlexible hours- ...Senior Software Engineer At Collins Aerospace, an RTX company, we are advancing the future of aerospace and defense through innovative technologies and mission-critical solutions. Our teams develop capabilities that help connect, protect, and enable customer missions...SeniorRelocationRelocation package
- ...About the job Remote Senior Software Developer Remote Senior Software Developer needs 7+ years experience Remote Senior Software... ...and cost for business and IT partners. Delivers software engineering designs and programs for new and existing products (enhancements...SeniorRemote work
- ...Senior C++ Developer We are looking for a Senior C++ Developer to join our team, who... ...team is rebuilding the best data privacy engine into the best cloud scaled privacy engine... ...GDB debugger and Netbeans/Eclipse IDE Software development experience using CLI/CLR, C#...Senior
- ...who is anxious to step in and contribute while expanding your technical knowledge and skills. About The Role The Engineer Lead, Software – SA for ZOS Senior Administrator is a senior level member of a z/OS operating system and operating system components team. The team...SeniorFull timeWork experience placementShift work
$85.39k - $116.98k
...Syms Strategic Group (SSG) is seeking a talented Senior Software Systems Engineer (.Net Developer) Location: Remote Department: Veterans Affairs (VA) Type: Full Time Min. Experience: Experienced Security Clearance Level: Public Trust (MBI) Salary...SeniorFull timeRemote work- ...stay healthy, plan for the future, and maintain balance in your everyday life! Position Summary USAdmt is seeking a Senior Software Engineer to design and build a secure document identity verification platform within our Employment Compliance Solutions suite. The...SeniorLocal areaImmediate startFlexible hours
$140k - $200k
...– Speechify has no office. These include frontend and backend engineers, AI research scientists, and others from Amazon, Microsoft, and... ...), and a dedication to building accessible and inclusive software. ~ Excellent software engineering fundamentals: OOP, design...SeniorRemote jobWork at office$105k - $130k
...Software Engineer Location: St. Petersburg, FL (Hybrid - 4 days onsite) Salary: $105,000 - $130,000 Overview of the Role Our client is seeking a Software Engineer to join a collaborative, high-performing engineering team supporting business-critical...- ...Description & Requirements Maximus is currently seeking a Software Engineer . In this role, you will provide expertise in the areas of managed... ...and techniques for obtaining solutions. - Networks with senior internal and external personnel in own area of expertise. -...Minimum wageFull timeContract workTemporary workWork experience placementRemote work
- ...your background aligns with future opportunities, we’ll reach out directly when formal applications become available. About Software Engineering Roles at Danaher Are you passionate about building real-world applications, writing clean code, and solving meaningful...Remote jobInternship
$95k
...Job Description Job Description Galatea is looking for a Financial Software Engineer to join our growing team! We are at the center of the digital revolution in finance and are looking for engineers who want to be part of helping to build and improve key systems used...Casual workWork at officeLocal area- care was taken to include all competencies needed to successfully perform in this position. However, for Americans with Disabilities Act (ADA) purposes, the essential functions of the job may or may not have been described for purposes of ADA reasonable accommodation. All...Senior
$67.7k - $90.27k
...take ownership, deliver meaningful impact, and help shape the future of AI‑ready connectivity, join us today. The Role The Software Engineer II will partner in an agile team environment to design, develop, code, test and debug new billing software and configurations...Full timeTemporary workRemote workWork from home$89k - $143.75k
...profoundly impact health for humanity. Learn more at Job Function: R&D Product Development Job Sub Function: R&D Software/Systems Engineering Job Category: Scientific/Technology All Job Posting Locations: Santa Clara, California, United States of...Full timeTemporary workWork at officeLocal areaRemote workNight shift- ...Job Title: Senior Embedded Software Engineer Requisition ID: 12783 Location: Largo, FL, US, 33777 Home-based Position: No Regular/Temporary: Regular Job Type: Full-Time EnerSys Advanced Systems (EAS) is a specialized division of EnerSys—a global leader in stored energy...SeniorPermanent employmentFull timeTemporary workLocal areaWork from homeFlexible hours
$131.3k - $237.35k
...Systems Group at Leidos has an immediate opening for a Senior Principal RF Antenna Systems Engineer at our St. Petersburg, FL facility. This position... ...systems, with a focus on embedded communications systems, Software Defined Radios (SDR), phased array antenna systems,...SeniorLocal areaImmediate start$150k - $170k
...Senior Manager, Application Engineering Location(s): 2300 Windy Ridge Parkway, Atlanta, GA 30339 877 Executive Center Drive West, St. Petersburg... ...Summary: Provide technology leadership for Osaic’s Software Engineering organization. Oversee application design...SeniorFull timeWork at office- ...Job Description Job Description Cummins | Cederberg is seeking a coastal engineer with minimum 10 years of experience in coastal engineering analyses and design of waterfront, project management and business development. Marine structural engineering experience is...SeniorWork at office
$131.3k - $237.35k
...Systems Group at Leidos has an immediate opening for a Senior Principal Electrical Engineer at our St. Petersburg, FL facility. This senior... ...provide architectural oversight across RF, digital, hardware, software, and networked subsystems to ensure performance,...SeniorLocal areaImmediate start- Are you seeking a safer work environment as a mechanic? Is your family's financial security important to you? Aspiring to advance in your mechanic career? Searching for a company that prioritizes its employees' well-being? If this speaks to you, thenSenior
- ...across 120+ countries and impacts millions of lives every day. We turn ideas into reality. You Are: An experienced OneStream Senior Developer with deep platform expertise and the ability to lead technical design and delivery of complex OneStream XF implementations...SeniorWork experience placementLive inWork at officeLocal area
$73.8k - $218.8k
...technical deep-dive and a client conversation. You might come from engineering, consulting, product, or pre-sales — what matters is that you... ...Here's what you need: Minimum of 5 years experience in software engineering, AI/ML, or enterprise technology Minimum of 1...Work experience placementLive inWork at officeLocal area- Developer job summary (JAVA): This position is for an experienced full-stack developer with a solid foundational knowledge of Java and preferably also Angular technologies for the Client Onboarding development team. As part of a development technology team, this individual...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Software Engineer. Be the first to apply!
Related searches
- software engineer amazon Saint Petersburg, FL
- agile software developer Saint Petersburg, FL
- software developer positions Saint Petersburg, FL
- senior software design engineer Saint Petersburg, FL
- software developer Saint Petersburg, FL
- ngo software engineer Saint Petersburg, FL
- startup software engineer Saint Petersburg, FL
- senior software engineer Saint Petersburg, FL
- real time software engineer Saint Petersburg, FL
- senior software engineer ruby on rails Saint Petersburg, FL




