137 software integration engineer jobs at 81 companies in Elsmere, DE

1w
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Associate Software Integration & Test Engineer
Moorestown, New Jersey, United States
$72k-$123k/yr OnsiteFull Time
ASRC Federal
ASRC Federal: Provides engineering and IT services to federal government agencies.
0+ YOEBachelor's in Computer Science/Engineering, U.S. citizenship and ability to obtain government clearance, 0–2 years integration/test or software engineering experience, familiarity with Linux/Unix and Python, strong communication skills.
Python, Linux/Unix, Git, CI/CD
3mo
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PED Integration Dataflow Engineer
Aberdeen Proving Ground, Maryland, United States
$94k-$225k/yr OnsiteFull Time
RSC2
RSC2: Provides technical and engineering services to federal defense agencies.
8+ YOE8 years in systems/network engineering or software integration for defense/intelligence; TS/SCI eligibility; master’s preferred in engineering or CS
APIs, Message Bus, Middleware, DCGS-A, SATCOM
1mo
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MCP/Integration Engineer
Aberdeen, Maryland, United States
HybridFull Time
NextGen Federal Systems
NextGen Federal Systems: Provides advanced software engineering and mission support to federal agencies.
5+ YOEBachelor’s degree in CS/engineering; 5+ years systems integration; API/middleware development; REST, Linux, Docker/Kubernetes; active security clearance required.
Python, Go, Java, C++, REST, Docker, Kubernetes, Linux
2mo
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System Integration and Test Engineer
Moorestown, New Jersey, United States
$85k-$130k/yr OnsiteFull Time
Thunderbolt Solutions
Thunderbolt Solutions: Provides engineering and software for defense and logistics.
2+ YOESystem integration, requirements management, MBSE, and verification for hardware/software systems in defense/commercial sectors.
MBSE tools: Cameo, Rhapsody, Enterprise Architect, Test equipment: oscilloscopes, spectrum analyzers, signal generators, Wireshark, Documentation/tools: DOORS, Jira, Confluence, EDA tools: Altium, OrCAD, KiCad, Programming: C++, MATLAB, Python
1mo
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Software Engineer Sr
Colorado Springs or King of Prussia
$93k-$186k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Active DoD Secret clearance and U.S. citizenship required. Experience in systems/software engineering, software installation/integration, Agile SDLC, Linux/shell scripting, Terraform/Ansible, Kubernetes, and project/schedule coordination using Jira or Microsoft Project.
Terraform, Ansible, Kubernetes, Linux, bash, Python, Jira, Microsoft Project, GitLab
2w
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Software Developer
Mount Laurel, New Jersey, United States
$79k-$135k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
2+ YOEU.S. citizen able to obtain Secret clearance, Bachelor's in Engineering/Computer Science (or equivalent) with ~2+ years experience, experience with Java or Python (Java preferred), software integrations/APIs, data pipelines/ETL familiarity, strong communication and problem-solving skills.
Java, Python, Cameo Systems Modeler, Ansys ModelCenter, Ansys STK, APIs
1mo
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Radar Integration & Test Engineer V
Moorestown, New Jersey, United States
OnsiteFull Time
ECS
ECSNYSE: ASGN: Provides advanced technology and engineering services to government agencies.
Integrate and test radar subsystems and software, perform AESA HWIL testing, develop/execute test plans, operate lab/test equipment, support test automation (C++/MATLAB/Python), and report via DOORS, Jira, and Confluence.
oscilloscopes, spectrum analyzers, signal generators, Wireshark, C++, MATLAB, Python, DOORS, Jira, Confluence, AESA HWIL
1mo
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Lead Software Engineer
Newark, Delaware, United States
$128k-$201k/yr OnsiteFull Time
Hologic
HologicNASDAQ: HOLX: Develops medical technology for women's healthcare and diagnostics.
6+ YOE6+ years software engineering experience building cloud and edge systems; experience in regulated environments, secure development practices, QMS familiarity, AI integration, Agile and version control proficiency; degree in CS/SE/STEM.
Microsoft Azure, Google Cloud Platform (GCP), Agile
1mo
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Senior Software Engineer
Arlington or Mount Laurel or San Diego or Fall River
$135k-$273k/yr HybridFull Time
Innovative Defense Technologies
Innovative Defense Technologies: Develops automated software and systems to rapidly deliver mission-critical capabilities to U.S. government customers.
7+ YOEBachelor's degree or equivalent, 7+ years software engineering experience, able to obtain/maintain Secret U.S. security clearance, experience leading/mentoring, expertise in SDLC, OOP, distributed systems, secure coding, testing, and integration.
SDLC, Service-Oriented Architecture (SOA), AI, Generative AI
2w
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Software Engineer (Go / AWS, IoT Device Integration)
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
5+ YOE5+ years backend engineering experience; strong skills in statically-typed languages (Java or Go); hands-on AWS (Lambda, EC2, DynamoDB, SNS, SQS); CI/CD and GitHub Actions; distributed systems, concurrency, scalability; production operations and on-call experience; Bachelor's degree required.
Go, Java, Amazon Web Services (AWS), Lambda, EC2, DynamoDB, SNS, SQS, GitHub Actions, Terraform, Spring Boot, Micronaut, CI/CD, AI-assisted development tools, Internet of Things (IoT)
2d
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Senior Azure Integration Engineer (Remote Opportunity)
Atlanta or Philadelphia
RemoteFull Time
VetsEZ
VetsEZ: Digital transformation and healthcare IT services for government agencies.
10+ YOE10+ years software/data engineering experience with 5+ years Azure (Data Factory, Databricks, Data Lake Gen2); expertise in Python, PySpark, SQL, APIs, DevOps; strong technical leadership and federal/regulatory experience preferred.
Azure Data Factory, Azure Databricks, Azure Data Lake Storage Gen2, REST, Python, PySpark, SQL, JSON, Git, Azure DevOps, Azure Monitor, Azure API Management, Azure Functions, Event Grid, Event Hubs, Service Bus
4w
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Lead Software Engineer-AI
Columbus or Wilmington
OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
7+ YOE7+ years applied software engineering experience; strong system design and production engineering skills; proficiency in Python or TypeScript; experience with agent frameworks (e.g., LangChain, LlamaIndex), LLM API integration, cloud-native systems, and evaluating reliability/observability.
Python, TypeScript, LangChain, LlamaIndex, AutoGen, CrewAI, Cloud Foundry, GKP, Jules CI/CD, TrueCD, Sophia auth
4d
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Principal Software Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
Bentley Systems
Bentley SystemsNASDAQ: BSY: Software for designing, building, and operating global infrastructure.
12+ YOE12+ years in 3D runtime or game engine development, expert C++ (C++17/20/23), graphics APIs (Vulkan, DirectX 12, Metal), engine integrations, profiling/optimization, and strong communication.
C++17, C++20, C++23, Vulkan, DirectX 12, Metal, Unreal Engine, Unity, NVIDIA Omniverse, glTF, 3D Tiles
1w
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Software Engineer I- Bala Cynwyd, PA
Bala Cynwyd, Pennsylvania, United States
$55k-$68k/yr OnsiteFull Time
Tokio Marine North America Services
Tokio Marine North America ServicesTokyo Stock Exchange: 8766: Provides corporate support services for Tokio Marine insurance companies.
0+ YOEBachelor's in Computer Science/MIS/Software Engineering required; 0-2 years software development experience; knowledge of SDLC, unit testing, integrations, APIs, and strong communication skills.
Microsoft Visio, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Access
5d
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Lead Software Engineer
Wayne, Pennsylvania, United States
OnsiteFull Time
autoMHatic Financial
autoMHatic Financial: Provides consumer financing and loans for manufactured housing.
5+ YOE5+ years backend or full‑stack engineering experience focused on APIs, services, integrations, Snowflake, SQL, and modern DevOps/CI/CD practices.
Snowflake, SQL, C#/.NET, Java, Node.js, Git, CI/CD, dbt
2mo
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Software Engineer
Langhorne, Pennsylvania, United States
OnsiteFull Time
R-V Industries
R-V Industries: Manufactures custom industrial process equipment and pressure vessels.
2+ YOEDevelop VB.NET/C# HMI apps, SQL integration, PLC interfacing, and device APIs in a manufacturing/automation environment.
Visual Basic .NET, C#, SQL, Allen-Bradley PLCs, APIs/SDKs, Ethernet/IP, TCP/IP
3w
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Software Engineer - TS/SCI required
Aberdeen or Edgewood
$75k-$131k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
0+ YOEBachelor's or Master's in a quantitative field, 0–10+ years software engineering experience, strong programming and systems-integration skills, familiarity with Agile/DevOps/DevSecOps and MOSA/ISA standards, and active TS/SCI required.
MOSA, ISA, Agile, DEVOPS/DEVSECOPS
1mo
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Senior Electrical Engineer - Software (Brooklyn, NY, US)
Brooklyn or Ambler or Los Angeles or Seattle
$150k-$170k/yr OnsiteFull Time
Hatch
Hatch: Provides global engineering, project delivery, and professional services.
10+ YOESenior rail vehicle electrical software engineer; 10+ years in software engineering and software QA; BS/MS in Electrical/Computer Engineering; strong communication skills; EIT/PE desirable.
IEEE standards, Software Quality Assurance, Software testing, Rail vehicle software, System integration
3mo
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Software Engineer (US-Remote)
Marlton or United States
HybridFull Time
Gnostech
Gnostech: Provides specialized engineering and cybersecurity solutions for defense systems.
2+ YOE2+ years in software development; Java/Python; Spring Boot; AI/ML integration; Docker/Kubernetes; cloud platforms; databases; CI/CD; DoD Top Secret eligibility.
Java, Python, Spring Boot, REST APIs, Microservices, Docker, Kubernetes, AWS, Azure, Google Cloud, MySQL, MariaDB, PostgreSQL, CI/CD, DevSecOps, LLM, TensorFlow, PyTorch, OpenAI, LangChain, HuggingFace, Pinecone, Weaviate, Elasticsearch, MongoDB, Cassandra, Prometheus, Grafana, ELK, LLM frameworks, AI SDKs
5d
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Lead Software Engineer (1308)
Wayne, Pennsylvania, United States
OnsiteFull Time
autoMHatic Financial
autoMHatic Financial: Specialized lender for manufactured home loans with instant decisions.
5+ YOE5+ years backend/full-stack engineering experience with APIs, integrations, Snowflake, SQL, and modern DevOps; strong communication and ownership; experience mentoring offshore developers.
Snowflake, SQL, C#/.NET, Java, Node.js, Git, CI/CD, dbt, iPaaS