15 application integration engineer jobs at 13 companies in Townsend, DE

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Application Security Integration Engineer
Malvern or Charlotte or Dallas or Fort Worth
HybridFull Time
Vanguard
Vanguard: Provides mutual funds, ETFs, and investment management services.
8+ YOE8+ years related experience, undergraduate degree or equivalent, expertise designing and implementing cloud security, troubleshooting complex security issues, developing audit methodologies, and mentoring junior staff.
1mo
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AI-Application Developer B
Philadelphia, Pennsylvania, United States
$62k-$75k/yr OnsiteFull Time
University of Pennsylvania
University of Pennsylvania: Provides Ivy League higher education and conducts advanced scientific research.
1+ YOEBachelor's degree and 1–2 years experience (or equivalent), develops and maintains application software and interfaces, provides application support, ensures data integrity and security, may manage small projects.
1mo
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AI-Application Developer B
Philadelphia, Pennsylvania, United States
$62k-$75k/yr OnsiteFull Time
University of Pennsylvania
University of Pennsylvania: Research university offering higher education and healthcare services.
1+ YOEBachelor's degree and 1–2 years experience; develops and maintains application software, translates requirements into technical solutions, administers applications, ensures data integrity/security, and may manage small projects.
2mo
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Field Application Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Datavault AI
Datavault AINasdaq: DVLT: AI-driven data management, valuation, and event technology solutions.
3+ YOE3+ years software programming; MATLAB; software integration; customer-facing; agile teamwork; strong communication and documentation.
MATLAB
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Senior ServiceNow Application Developer
Radnor or Charlotte or Fort Wayne or Greensboro
$97k-$176k/yr HybridFull Time
Lincoln Financial
Lincoln FinancialNew York Stock Exchange: LNC: Provides life insurance, annuities, and retirement planning services.
5+ YOE5+ years hands-on ServiceNow experience, advanced JavaScript/GlideScript, strong knowledge of ServiceNow modules (ITSM, CMDB, ITOM, CSM, SPM, SecOps) and CSDM; ServiceNow certifications a plus.
JavaScript, GlideScript, ServiceNow, IntegrationHub, APIs, ITSM, CMDB, ITOM, CSM, SPM, SecOps, ServiceNow Common Service Data Model (CSDM)
5d
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Senior Full-Stack Microsoft Application Developer
Catonsville or Baltimore
$70k-$80k/yr HybridFull Time
JASINT
JASINT: Providing cybersecurity and technical services for national security missions.
3+ YOE.NET (Core/6/8) and C# experience, REST API integration, JSON/XML handling, OAuth2 auth, SQL Server/Oracle proficiency, async programming, logging and resiliency patterns.
.NET Core, .NET 6, .NET 8, C#, HttpClient, RestSharp, System.Text.Json, Newtonsoft.Json, SQL Server, Oracle, Entity Framework Core, Dapper, Git, Postman, Polly, Serilog, NLog, Docker, Azure WebJobs, Windows Task Scheduler, OAuth2
2mo
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Application/Agentic AI Engineer
Aberdeen, Maryland, United States
HybridFull Time
NextGen Federal Systems
NextGen Federal Systems: Provides advanced software engineering and mission support to federal agencies.
3+ YOE3+ years in software engineering or AI integration; BS in CS/Software/ Data/IS; proficient in Python/JS/TS/Java; API/microservice experience; LLMs and AI orchestration familiarity; cloud-native with Docker/Kubernetes; SDLC/DevSecOps/CI/CD; Git; strong problem-solving; active security clearance.
Python, JavaScript, TypeScript, Java, APIs, Microservices, Data services, Docker, Kubernetes, Git, CI/CD, SDLC, DevSecOps
3w
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AI Engineer - Software Engineer III
Jersey City or Wilmington
$133k-$185k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
3+ YOE3+ years software engineering experience; hands-on building and operating production LLM/agent applications, AWS cloud-native services, retrieval-augmented generation, API integrations, evaluation/observability, and responsible AI practices.
AWS, Kubernetes
1mo
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Applications Engineer - Financial Systems
Kansas City or Atlanta or New York or Chicago or Los Angeles or Washington or Birmingham or Boston or Chattanooga or Charleston or Dallas or Denver or Edwardsville or Fort Lauderdale or Fort Worth or Houston or Jefferson City or Miami or Nashville or Park City or Philadelphia or Phoenix or Raleigh or Seattle or San Francisco or Salt Lake City or St. Joseph or St. Louis or Wilmington
$130k-$150k/yr RemoteFull Time
Polsinelli
Polsinelli: Am Law 100 law firm providing comprehensive legal services.
Experience supporting legal finance applications (Elite 3E or similar), strong SQL and BI skills, integrations, and cross-functional collaboration.
Elite 3E, Aderant Expert, Aderant Sierra, Bo​omi, BizTalk, SQL, Power BI, SSRS, Chrome River/Emburse, ClientPay/LawPay, ALP Imaging, Clocktimizer, Xcelerate, e-billing platforms, XML, CSV, APIs
1w
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Java Engineer
New Castle, Delaware, United States
$80k-$95k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
6+ YOE6+ years experience building enterprise frontend applications using Angular (v18+), TypeScript, RxJS and AG Grid; strong REST API integration, caching, frontend design patterns, and performance optimization; bachelor in computer science.
Angular (v18+), TypeScript, RxJS, AG Grid (Enterprise), RESTful APIs
2mo
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Pega Constellation Senior Developer Application Development Technical Lead Analyst Vice President
New Castle or Jersey City
$126k-$189k/yr HybridFull Time
Citi
CitiNYSE: C: Global diversified financial services holding.
6+ YOE6+ years development experience; 5+ years PEGA PRPC architecture/design; 4+ years cloud-based PEGA deployments and cloud/constellation migration; E2E Infinity (24.1+) experience; CSSA mandatory (CLSA preferred); PDM; REST/SOAP/MQ/KAFKA integrations; BitBucket/TeamCity/uDeploy/CI-CD; Agile/JIRA.
PEGA PRPC, Infinity, Pega Cloud, Pega Platform, AWS, REST, SOAP, MQ, KAFKA, PDM, BitBucket, TeamCity, uDeploy, CI/CD, JIRA
3d
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DevOps Support Engineer - Linux
Bala Cynwyd, Pennsylvania, United States
OnsiteContract
Susquehanna International Group
Susquehanna International Group: Global quantitative trading firm providing proprietary financial market liquidity.
Experience in application support/operations/DevOps or systems administration; scripting (Bash, Python); Unix/Linux command line; troubleshooting during outages; ability to integrate AI tools; BS in a technical discipline preferred.
Bash, Python, Unix, Linux
4w
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Chief Software Architect
Philadelphia, Pennsylvania, United States
$200k/yr HybridFull Time
Docupace
Docupace: Provides workflow automation and document management software for financial firms.
12+ YOE12+ years technology leadership with enterprise architecture experience across application, cloud, data, integrations, and security; strong executive communication and governance experience; must reside in the Philadelphia metropolitan area.
Docupace Platform, Jacccomo, ComplianceEdge, PreciseFP, Hubly
5d
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Technical Engineering Manager (API & Cloud Engineering)
Malvern, Pennsylvania, United States
HybridFull Time
Vanguard
Vanguard: Provides mutual funds, ETFs, and investment management services.
8+ YOE3+ Mgmt8+ years related experience, 3+ years technical people leadership, experience with APIs, microservices, cloud-native applications in AWS, strong Java proficiency; Agile/DevOps and system integration experience.
AWS, Java, Python, CI/CD
2w
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Software Engineering - Delivery Director
Camden or New York City
$124k-$282k/yr OnsiteFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
15+ YOE15+ years delivery or transformation leadership; strong systems integration and custom application delivery experience across Java, .NET and cloud; hands-on understanding of AI/GenAI and automation; strong stakeholder and executive engagement skills.
Java, .NET, cloud, AI, GenAI

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