5,994 develop jobs at 1,722 companies in Middletown, DE

1mo
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Administrative Assistant, Standards Develop
West Conshohocken, Pennsylvania, United States
$55k-$68k/yr OnsiteFull Time
ASTM International
ASTM International: Develops voluntary consensus technical standards for products and services.
2+ YOEHigh school diploma with 2+ years admin experience, proficiency in Microsoft Word/Excel/Outlook, strong organizational and communication skills, ability to coordinate committees, manage ballots, and travel up to 5%.
Microsoft Word, Microsoft Excel, Microsoft Outlook, MCS, DMS, Electronic balloting platforms
1mo
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Senior Android Developer – Banking Applications
Wilmington, Delaware, United States
$107k-$178k/yr HybridFull Time
M&T Bank
M&T BankNYSE: MTB: Provides retail, commercial, and wealth management banking services.
3+ YOE5+ years Android development with Java/Kotlin; banking/fintech experience; secure mobile development; testing frameworks; collaborative team player.
Java, Kotlin, Android, Jetpack Compose, Espresso, JUnit, Mockito, CI/CD, DevOps, Secure coding
3mo
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Senior Software Developer
Aberdeen, Maryland, United States
$104k-$181k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
5+ YOEDesign, develop, and implement software across multiple languages; lead components; troubleshoot; mentor and guide developers; ensure secure, maintainable results. Must be a US citizen with SECRET clearance.
Python, C++, Java, C#, Go, Docker, Kubernetes, CI/CD
2w
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Salesforce Developer III
Philadelphia, Pennsylvania, United States
$124k/yr HybridFull Time
Intealth
Intealth: Provides global medical credentialing and healthcare education quality services.
7+ YOE7+ years Salesforce development experience with Apex, LWC, Visualforce, APIs; experience with CI/CD, Git/Azure DevOps; Platform Developer I and II required; Bachelor's preferred.
Apex, Lightning Web Components (LWC), Visualforce, JavaScript, REST, SOAP, JSON, XML, Platform Events, Salesforce DX, Git, GitHub, Microsoft Azure DevOps, CI/CD, SOQL, SOSL
1mo
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Business Development Manager
Philadelphia, Pennsylvania, United States
$75k-$130k/yr OnsiteFull Time
Henricksen
Henricksen: Full-service commercial furniture and architectural solutions dealership.
3+ YOEBachelor's in architecture/interior design/construction management or equivalent experience, 3+ years business development experience, strong communication/presentation/organizational skills, Microsoft Office365 proficiency, event and relationship development experience.
Microsoft Office365, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
1w
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Business Development Coordinator - Hybrid Role
Philadelphia, Pennsylvania, United States
HybridFull Time
AdMed
AdMed: Creates digital training and educational tools for the pharmaceutical industry.
Support business development and client engagement, maintain opportunity pipeline, develop proposals/contracts, coordinate project scoping, and manage competing priorities; proficiency with Microsoft Office, Adobe Acrobat, and Salesforce.
Microsoft Office Suite, Adobe Acrobat, Salesforce
2mo
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Manager Business Development 3
Annapolis Junction or Chantilly or McLean
$175k-$263k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
10+ YOEBachelor's with 10+ years in business development; security clearance required; US citizenship.
Salesforce, Microsoft Office
2mo
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Software Developer - Global Routing | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
Susquehanna International Group
Susquehanna International Group: Global quantitative trading and market making firm.
Experienced software developer with expertise in routing software and distributed systems.
1w
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Sr. Director, Custom Programs, Business Development, Executive Education
Philadelphia, Pennsylvania, United States
$167k-$172k/yr HybridFull Time
University of Pennsylvania
University of Pennsylvania: Ivy League university providing research and higher education services.
7+ YOE7+ MgmtMaster's degree and 7+ years in business development or consultative sales; proven team leadership, full business development lifecycle, CRM experience, strong negotiation and analytical skills.
1mo
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Full Stack Developer
Parsippany or Conshohocken or Wilkes Barre or Alpharetta
$78k-$180k/yr HybridFull Time
Berkshire Hathaway GUARD Insurance Companies
Berkshire Hathaway GUARD Insurance CompaniesNYSE: BRK.B: Provider of commercial property and casualty insurance products.
Degree in computer science or equivalent experience; backend development (C#/.NET or similar); frontend frameworks (React/Angular/Vue); cloud (Azure); databases (SQL/NoSQL); Git, CI/CD, and experience with AI-assisted development tools (e.g., GitHub Copilot).
C#, .NET, React, Angular, Vue, Azure, SQL, NoSQL, Git, GitHub Copilot, ChatGPT, CI/CD, DevOps, OAuth, OpenID, Scrum, Kanban
2d
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Senior Director Business Development - Biologics(Europe)
Baltimore or Europe
RemoteFull Time
Syngene
SyngeneNSE: SYNGENE: Provides contract research, development, and manufacturing for life sciences.
Proven commercial experience in biologics CDMO business development across Europe, strong network in biotech/pharma, ability to close complex development and GMP manufacturing deals, strategic sales and forecasting, CRM proficiency.
Salesforce CRM
1w
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Business Development Consultant - Hopkins Edge (Office of the Provost)
Baltimore, Maryland, United States
$86k-$150k/yr HybridFull Time
Johns Hopkins University
Johns Hopkins University: A private research university providing higher education and clinical healthcare.
5+ YOEBachelor's degree and 5+ years related experience in business development or client-facing roles; proven partnership development, CRM/data management, project management, and communication skills; willingness to travel up to 25%.
1mo
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Quantitative/Data Developer | Fixed Income | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
Susquehanna International Group
Susquehanna International Group: Global quantitative trading firm specializing in proprietary financial markets.
3+ YOE3+ years developing data tools/applications in Python; experience with NumPy and Pandas; ability to understand financial models; strong communication; BS in CS or applied science preferred; quant developer experience preferred.
Python, NumPy, Pandas
2mo
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Business Development Specialist
Wilmington, Delaware, United States
$40k/yr OnsiteFull Time
ServiceMaster Contract Services
ServiceMaster Contract Services: Professional janitorial and commercial cleaning services provider.
Marketing/sales experience preferred; strong communication; driver’s license; Bachelor’s preferred; ability to develop leads and relationships.
1w
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SuccessFactors Recruiting: Business Development Consultant - Hopkins Edge (Office of the Provost) (121792)
Baltimore, Maryland, United States
$86k-$150k/yr HybridFull Time
Johns Hopkins University
Johns Hopkins University: Private research university providing higher education and global research.
5+ YOEBachelor's degree and 5+ years related experience in business development or similar; strong partnership development, CRM/data management, project management, and analytic skills; willingness to travel up to 25%.
CRM
2mo
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Director of Business Development
Sewell, New Jersey, United States
OnsiteFull Time
Integral Care Home Care
Integral Care Home Care: Professional home health nursing and personal care services.
1+ YOEMinimum 1 year in business development or related field; strong healthcare knowledge; excellent communication and negotiation; proven growth delivery.
1mo
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Business Development Strategist
Atlanta or Charleston or Charlotte or Greenville or Greensboro or Winston-Salem or Raleigh or Durham or Research Triangle Park or Tysons or Houston or Phoenix or Columbia or Baltimore
HybridFull Time
Womble Bond Dickinson
Womble Bond Dickinson: Transatlantic law firm providing comprehensive legal services to businesses.
10+ YOE10+ years in business development/marketing in professional services; MBA a plus; strong cross-functional collaboration; adept with AI tools.
AI tools, CRM systems
1mo
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Ruby On Rails Developer
Chester, Pennsylvania, United States
HybridFull Time
Power Home Remodeling
Power Home Remodeling: Provides residential exterior home renovation and remodeling services.
2+ YOE2+ years full-stack development experience (Rails preferred), agile experience, automation/integration testing, strong communication and mentoring skills.
React, Bootstrap, GraphQL, Ruby, Python, Ruby on Rails, Rails, Java, MySQL, PostgreSQL, Scrum, Git, Docker, Kubernetes, Jenkins
2mo
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Software Engineer - AI Augmented Development
Wayne, Pennsylvania, United States
HybridFull Time
PowerPay
PowerPay: Digital lending platform for home improvement and healthcare loans.
1+ YOEProficient in Python and SQL; strong AWS experience; able to use AI-assisted development tools; effective communicator.
Python, SQL, AWS, Snowflake (nice to have), AI tools (Claude Code, OpenAI Codex, Cursor, Copilot), CloudFormation or CDK, Terraform (nice to have), SQL
3d
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Development Coordinator
Baltimore, Maryland, United States
OnsiteFull Time
HealthCare Access Maryland
HealthCare Access Maryland: Connects Maryland residents to health insurance and care services.
Bachelor's degree or equivalent, nonprofit development or event coordination experience preferred, strong communication, CRM and Microsoft Office proficiency, ability to work evenings/weekends and travel.
Microsoft Office Suite, donor database/CRM systems