{"id":3928318,"url":"https://alion.io/job/ssc-technologies-midsenior-full-stack-software-engineer-net-fintech-ai-development","title":"Mid/Senior Full Stack Software Engineer – .NET, FinTech & AI Development","company":{"id":6013,"name":"SS&C Technologies","domain":"ssctech.com","url":"https://alion.io/company/ssctech","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":98,"open_postings":30,"ghost_share":0,"stale_share":0.033,"repost_share":0.067,"time_to_fill_p50_days":28,"computed_at":"2026-11-08T05:47:12Z"}},"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":["Jacksonville, United States","New York, United States","Dallas, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"C#","optional":false},{"name":"C++","optional":false},{"name":"JavaScript","optional":false},{"name":"MS SQL","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"Vue.js","optional":false},{"name":"Agile","optional":true},{"name":"AI Agents","optional":true},{"name":"API Gateway","optional":true},{"name":"Azure","optional":true},{"name":"CI/CD","optional":true},{"name":"Embeddings","optional":true},{"name":"Function Calling","optional":true},{"name":"Git","optional":true},{"name":"GitHub","optional":true},{"name":"LLM","optional":true},{"name":"Microsoft Entra ID","optional":true},{"name":"Prompt Engineering","optional":true},{"name":"RabbitMQ","optional":true},{"name":"RAG","optional":true},{"name":"Rest API","optional":true},{"name":"Scrum","optional":true}],"status":"live","first_seen_at":"2026-11-05T00:00:00Z","employer_posted_date":"2026-11-05","last_verified_at":"2026-11-08T14:01:55Z","board_verified":true,"closed_at":null,"days_open":3,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":3},"description":"SS&C is a leading provider of mission-critical, AI-powered technology and services empowering financial services and healthcare organizations to work smarter, faster, and securely. Founded in 1986, SS&C is headquartered in Windsor, Connecticut, and has offices worldwide. More than 23,000 financial services and healthcare organizations, from the world's largest companies to small and mid-market firms, rely on SS&C for expertise, scale, and technology.\nJob Description\nPosition Summary\nWe are seeking an experienced Mid-to-Senior Full Stack Software Engineer to join our Trust Application Development team. This position will contribute to the ongoing development, modernization, and support of our enterprise Trust accounting and financial technology platform.\nThe ideal candidate combines strong software engineering skills with an understanding of financial technology (FinTech), financial services, and business processes. The developer should be able to understand complex business requirements and translate them into reliable, scalable technical solutions while recognizing the operational and client impact of application changes.\nThe position requires strong experience with Microsoft .NET, C#, and Microsoft SQL Server, along with full-stack web development skills using JavaScript, HTML, and related web technologies. Experience with C++, TypeScript, and modern JavaScript frameworks such as Vue.js 3 is highly desirable.\nIn addition to traditional application development, we are looking for a developer with experience or strong practical knowledge in Artificial Intelligence (AI), Generative AI, and Large Language Model (LLM) application development. The engineer will help identify, design, and implement AI-enabled capabilities within our financial technology applications while working within established security, data privacy, and AI governance standards.\nThis role requires someone who can work effectively across technology and business domains, collaborating with business analysts, product owners, QA engineers, architects, developers, and business stakeholders in an Agile development environment.\nKey Responsibilities\nDesign, develop, test, and maintain enterprise applications supporting our Trust accounting and financial technology platform.\nDevelop and enhance backend services and business logic using Microsoft .NET / .NET Core and C#.\nDevelop and maintain user-facing functionality using JavaScript, TypeScript, HTML, CSS, and modern web technologies.\nWork with existing C++ components and services where required.\nParticipate in the continued modernization of legacy application components toward modern web, API, microservices, and service-based architectures.\nDesign, develop, and consume RESTful APIs and web services supporting internal applications, client applications, and third-party integrations.\nDesign, develop, troubleshoot, and optimize database solutions using Microsoft SQL Server, including complex SQL queries, stored procedures, database objects, and data access components.\nAnalyze and troubleshoot database performance issues, including query execution, indexing, locking, blocking, and transaction-related issues.\nDevelop a strong understanding of Trust accounting, financial services workflows, business rules, transaction processing, and client requirements.\nWork closely with business analysts and stakeholders to translate business and financial requirements into effective technical solutions.\nUnderstand the downstream business, financial, operational, and client impact of application changes.\nParticipate in the design and development of AI-enabled application capabilities, including Generative AI and LLM-based solutions.\nIntegrate applications with enterprise AI platforms, APIs, and AI/LLM services.\nApply techniques such as prompt engineering, structured LLM outputs, Retrieval-Augmented Generation (RAG), tool/function calling, and AI-assisted workflows, where appropriate.\nIdentify opportunities where AI and automation can improve business processes, operational efficiency, data analysis, and the client/user experience.\nEnsure AI-enabled solutions comply with organizational requirements for security, privacy, protection of financial/client data, responsible AI, and AI governance.\nTroubleshoot production and non-production application issues and perform root-cause analysis.\nParticipate in code reviews and contribute to application development standards and best practices.\nWrite clean, maintainable, testable, secure, and performant code.\nParticipate throughout the full Software Development Life Cycle (SDLC), including requirements analysis, technical design, development, testing, deployment, and production support.\nCollaborate closely with developers, QA engineers, business analysts, product owners, and business stakeholders within an Agile development environment.\nMentor and provide technical guidance to less experienced developers as appropriate.\nRequired Qualifications\nBachelor's degree in Computer Science, Software Engineering, Information Technology, or a related discipline, or equivalent professional experience.\nApproximately 5+ years of professional software development experience, with consideration given to candidates with equivalent demonstrated experience and technical capability.\nStrong development experience with Microsoft .NET / .NET Core and C#.\nStrong experience with Microsoft SQL Server in enterprise application environments.\nStrong SQL development skills, including experience with T-SQL, stored procedures, complex queries, joins, database objects, and data access patterns.\nExperience troubleshooting and optimizing SQL Server application performance, including query performance and execution plans.\nUnderstanding of database transactions, locking, blocking, concurrency, and data integrity.\nExperience developing full-stack enterprise web applications.\nStrong knowledge of JavaScript, HTML, CSS, and web application development.\nExperience designing, developing, and consuming REST APIs and web services.\nStrong understanding of object-oriented programming, software design patterns, and application architecture.\nExperience with source control and modern software development practices, preferably Git/GitHub.\nUnderstanding of secure application development practices, authentication, authorization, and protection of sensitive financial and client data.\nExperience working within an Agile/Scrum development environment.\nStrong analytical, troubleshooting, and problem-solving skills.\nDemonstrated ability to understand complex business requirements, workflows, and business rules and translate them into technical designs and software solutions.\nAbility to communicate effectively with both technical and non-technical/business stakeholders.\nFinancial Technology & Business Knowledge\nThe ideal candidate will have experience or demonstrated knowledge in one or more of the following areas:\n Financial technology (FinTech) or enterprise financial applications.\nTrust accounting, wealth management, asset management, banking, custody, retirement services, or related financial services.\nFinancial transactions, account processing, cash and asset movement, positions, holdings, income, fees, or other accounting concepts.\nIntegration between financial systems, third-party providers, custodians, payment platforms, or client applications.\nUnderstanding of how technology supports business operations, client servicing, accounting, reporting, risk, and regulatory requirements.\nAbility to analyze business processes and identify opportunities for technology, automation, APIs, and AI to improve efficiency or user experience.\nExperience working directly with business analysts, product owners, operations teams, or clients to understand requirements and develop solutions.\nAbility to understand not only how a system works technically, but why a business process exists and how technology changes may affect users, clients, financial transactions, and downstream systems.\nDirect Trust accounting experience is highly desirable but not required for candidates with strong financial technology experience and the ability to quickly learn complex financial and business domains.\nAI / Generative AI Experience\nCandidates should have practical experience or demonstrated knowledge in one or more of the following areas:\nDeveloping applications using Generative AI or Large Language Models (LLMs).\nIntegrating .NET or enterprise applications with commercial or enterprise LLM platforms and APIs.\nPrompt engineering and management of prompts within production applications.\nRetrieval-Augmented Generation (RAG), embeddings, vector search, or enterprise knowledge retrieval.\nLLM tool/function calling and integration with existing application services and APIs.\nDeveloping AI agents or AI-assisted workflows.\nApplying AI to existing business processes, applications, and enterprise data.\nEvaluating and testing AI-generated responses for quality, accuracy, security, and reliability.\nUnderstanding AI security considerations, including protection of confidential/client data, prompt injection risks, access controls, and appropriate use of enterprise data.\nFamiliarity with responsible AI principles and AI governance practices within regulated or financial-services environments.\nPreferred Qualifications\nExperience with Vue.js 3 and modern component-based front-end application development.\nExperience with TypeScript, preferably in conjunction with Vue.js 3 or another modern front-end framework.\nExperience with Vue.js technologies and patterns such as the Composition API, reusable components, state management, and modern front-end build tooling.\nExperience developing or maintaining applications using C++.\nExperience with Microsoft Azure and cloud-based application architectures.\nExperience with Azure API Management or similar API gateway technologies.\nExperience with messaging technologies such as RabbitMQ and event-driven architectures.\nExperience developing microservices or distributed applications.\nExperience with OAuth, JWT, SSO, or Microsoft Entra ID.\nExperience with CI/CD pipelines and GitHub-based development workflows.\nExperience modernizing large enterprise or legacy applications.\nExperience with financial services, FinTech, Trust accounting, wealth management, banking, custody, payments, or related financial technology.\nExperience developing systems handling high-value transactions, sensitive financial information, personally identifiable information, or regulated client data.\nCore Technical Skills\nRequired / Core:\nC#, Microsoft .NET / .NET Core, Microsoft SQL Server, T-SQL, JavaScript, HTML, CSS, REST APIs/Web Services\nPreferred / Desirable:\nTypeScript, Vue.js 3, C++, Git/GitHub, Microsoft Azure, Azure API Management, RabbitMQ, Microservices, CI/CD\nAI Technologies & Concepts:\nGenerative AI, Large Language Models (LLMs), Prompt Engineering, RAG, Embeddings/Vector Search, AI Agents, Tool/Function Calling, AI APIs, Responsible AI, AI Security and Governance\nDesired Attributes\nThe successful candidate will be a strong hands-on developer who combines technical depth, financial technology knowledge, business understanding, database expertise, and emerging AI capabilities.\nWe are particularly interested in candidates who can bridge the gap between business needs and technology. The individual should be comfortable learning complex financial and Trust accounting concepts, understanding the business purpose behind requirements, and translating those requirements into secure, reliable, scalable software.\nThe ideal candidate should be comfortable working across the application stack-from SQL Server and backend business logic through APIs and modern web interfaces -and understand how design decisions at each layer can affect application performance, reliability, and the overall client experience.\nThe candidate will also help bridge traditional enterprise financial software engineering and emerging AI technologies, understanding that succ...","description_format":"text","description_chars":13150,"description_truncated":true,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Parental 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