19 software developer internship jobs at 7 companies in Millville, NJ

2mo
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Software Developer | C++ | Prediction Markets | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteMultiple Commitments Available
Susquehanna International Group
Susquehanna International Group: Global quantitative trading and market making firm.
Proficient in C++ with software development experience in finance or prediction markets.
C++, Software Development
1mo
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Software Engineer in Test
United States or Philadelphia
HybridFull Time
Bainbridge Health
Bainbridge Health: Provides medication safety and pharmacy data analytics software for hospitals.
Bachelor's degree in a relevant field; knowledge of JavaScript, Python, and SQL; detail-oriented; quick learner; strong communication; exposure to Golang, Git, CI/CD; internship or project experience in software quality.
JavaScript, Python, SQL, Golang, Git, CI/CD
3mo
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Quantitative Strategy Developer Internship: Summer 2027
Bala Cynwyd, Pennsylvania, United States
OnsiteInternship
Susquehanna International Group
Susquehanna International Group: Global quantitative trading and market making firm.
Enrolled in a bachelor's or master's program in CS, CE, or math; plan to graduate by Aug 2028; strong Python and compiled language skills; experience with Pandas/Polars/NumPy; strong quantitative and analytical abilities; visa sponsorship available.
Python, C++, Pandas, Polars, NumPy
3mo
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Quantitative Strategy Developer Internship: Summer 2027
Bala Cynwyd, Pennsylvania, United States
OnsiteInternship, Full Time
Susquehanna International Group
Susquehanna International Group: Global quantitative trading firm specializing in proprietary financial markets.
Enrolled in CS/CE/Math or related STEM; bachelor's or master's; start full-time by Aug 2028; strong Python and a compiled language; experience with Pandas/Polars/NumPy; visa sponsorship available.
Python, C++, Pandas, NumPy, Polars
1w
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Software Developer Intern- Drexel Co-op US
Philadelphia, Pennsylvania, United States
$53k-$88k/yr HybridInternship, Full Time
AVEVA
AVEVA: Industrial software for engineering and operational performance management.
Currently enrolled in a BS/MS/PhD in CS or related, GPA≥3.0, software development experience in modern languages, U.S. work authorization required, drug screen and background check required.
C++, C#, HTML, JavaScript, Agile
3w
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Quantitative Strategy Developer Internship: Summer 2027
Hong Kong or Singapore or Philadelphia
OnsiteInternship
Susquehanna International Group
Susquehanna International Group: Global quantitative trading and market making firm.
Enrolled in a Hong Kong or Singapore university (graduating 2028), pursuing a STEM degree; strong software skills in C#, C++, or Python; numerical/HPC or performance-sensitive coding experience is a plus.
C#, C++, Python, HPC
3w
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Quantitative Strategy Developer Internship: Summer 2027
Hong Kong or Singapore or Philadelphia
OnsiteInternship
Susquehanna International Group
Susquehanna International Group: Global quantitative trading firm specializing in proprietary financial markets.
Enrolled in a Hong Kong or Singapore university graduating in 2028; pursuing CS/CE/math or related STEM; strong software skills in C#, C++, or Python; numerical/HPC and performance-sensitive coding experience a plus.
C#, C++, Python
3w
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Quantitative Strategy Developer Internship: Summer 2027
Hong Kong or Philadelphia
OnsiteInternship
Susquehanna International Group
Susquehanna International Group: Global quantitative trading firm providing proprietary financial market liquidity.
Must be a Hong Kong or Singapore university student graduating in 2028, enrolled in CS/CE/math or related STEM, strong software skills in C#, C++, or Python; numerical/HPC and performance-sensitive coding experience a plus.
C#, C++, Python
2mo
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Lead Software Engineer II – Java & Python
Wilmington, Delaware, United States
$100k-$135k/yr RemoteMultiple Commitments Available
Best Egg
Best Egg: Provides personal loans and credit cards for prime borrowers.
4+ YOE4-6 years professional software engineering; strong backend Java and Python; SQL/data modeling; AWS; DynamoDB, RDS, PostgreSQL; CI/CD; Docker; ECS/EKS; CloudWatch/Datadog; excellent communication and collaboration.
AWS, Docker, Kubernetes, ECS, EKS, CloudWatch, Datadog, DynamoDB, RDS, PostgreSQL, DocumentDB, CI/CD
3mo
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Software Development Manager - Modernization
Camden or Conshohocken
$160k-$180k/yr HybridAll Commitments Available
United States Cold Storage
United States Cold Storage: Provides temperature-controlled warehousing and cold chain logistics services.
10+ YOE5+ Mgmt10+ years software development; 5+ years of engineering leadership; BS in CS/Engineering; MS preferred; modernize monoliths to microservices; Azure cloud; architecture and leadership experience.
Azure, Java, Spring, Hibernate, Oracle, Terraform, Ansible, GitHub Actions, Dynatrace, Azure Monitor
3mo
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Trading System Engineering Internship: Summer 2027
Bala Cynwyd, Pennsylvania, United States
OnsiteInternship
Susquehanna International Group
Susquehanna International Group: Global quantitative trading firm specializing in proprietary financial markets.
Enrolled in a bachelor's or master's program in CS/CE/Math; strong C++, C, Rust, C#, Java; Python experience; aiming to graduate by Aug 2028; visa sponsorship available.
C++, C, Rust, C#, Java, Python
3mo
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Trading System Engineering Internship: Summer 2027
Bala Cynwyd, Pennsylvania, United States
OnsiteInternship
Susquehanna International Group
Susquehanna International Group: Global quantitative trading and market making firm.
Enrolled in a bachelor's or master's program in CS/CE/math; strong C++/C/Rust/Java/C#/Python; plan to graduate and start full-time by Aug 2028; visa sponsorship available.
C++, C, Rust, Java, C#, Python
3w
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Trading System Engineering Internship: Summer 2027
Hong Kong or Singapore or Philadelphia
OnsiteInternship
Susquehanna International Group
Susquehanna International Group: Global quantitative trading firm specializing in proprietary financial markets.
University student graduating 2028 in CS/CE/Math/STEM; strong C++, C, Rust, C#, Java, and some Python skills; strong logical reasoning. Visa sponsorship available.
C++, C, Rust, C#, Java, Python
2mo
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C++ Developer | Options Market Making | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteAll Commitments Available
Susquehanna International Group
Susquehanna International Group: Global quantitative trading and market making firm.
2+ YOE2+ years in modern C++, performance-critical code, real-time systems, collaboration with traders/researchers; knowledge of TCP/UDP or exchange protocols a plus; degree in CS/Engineering/Math or related field.
C++, Networking, Exchange protocols
3mo
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Bridge Engineer
Philadelphia or Plymouth Meeting
OnsiteMultiple Commitments Available
HDR
HDR: Global firm providing architecture, engineering, and environmental services.
5+ YOEBachelor's degree; 5+ years bridge design experience; PE license; proficient with Bluebeam Revu and multiple structural software packages.
Bluebeam Revu, LEAP Bridge Enterprise, FB-MultiPier, LPile, AASHTOWare BrR, midas Civil, MDX, SAP2000, Cs iBridge, RM Bridge, spColumn, STLBridgeLRFD, STLBridge, ADINA, LUSAS, Bentley OpenBridge Designer, OpenBridge Modeler, Autodesk Infraworks, Civil3d, Microsoft Office, MicroStation, AutoCAD, MathCAD, LARSA, Prestress Concrete Design
3w
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Technology Co-op with Drexel University
Bala Cynwyd, Pennsylvania, United States
OnsiteInternship
Susquehanna International Group
Susquehanna International Group: Global quantitative trading firm providing proprietary financial market liquidity.
Undergraduate technical major preferred, minimum 3.5 GPA, strong communication and teamwork, self-starter, knowledge of languages/technologies like C++, C#, Python, .Net, Java, Oracle, SQL Server, Windows/Linux, TCP/IP; finance coursework a plus.
C++, C#, Python, .Net, Java, Oracle, SQL Server, Windows, Linux, TCP/IP, firewalls
3w
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Technology Co-op with Drexel University
Bala Cynwyd, Pennsylvania, United States
OnsiteInternship
Susquehanna International Group
Susquehanna International Group: Global quantitative trading and market making firm.
Technical major (CS/IT/Engineering/Math/Physics) with minimum 3.5 GPA; strong communication, self-starter, teamwork, problem-solving; knowledge of C++, C#, Python, .Net, Java, Oracle, Microsoft SQL Server, Windows/Linux, TCP/IP, routers, switches, firewalls.
C++, C#, Python, .Net, Java, Oracle, Microsoft SQL Server, Microsoft Windows, Linux, TCP/IP, routers, switches, firewalls
3w
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Technology Co-op with Drexel University
Bala Cynwyd, Pennsylvania, United States
OnsiteInternship
Susquehanna International Group
Susquehanna International Group: Global quantitative trading firm specializing in proprietary financial markets.
Co-op for technical majors with minimum 3.5 GPA; strong communication, self-starting ability, teamwork, attention to detail, and knowledge of languages and systems (C++, C#, Python, .NET, Java, Oracle, SQL Server, Windows/Linux, networking/security).
C++, C#, Python, .NET, Java, Oracle, SQL Server, Windows, Linux, TCP/IP, routers, switches, firewalls
2mo
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Growth Marketing & AI Co-Op (6-Month Duration)
Philadelphia or Los Angeles
RemoteMultiple Commitments Available
True
True: A talent management platform providing executive search and recruitment technology.
0+ YOEExperience building workflow automations, API integrations, and AI tools; comfortable with marketing, data analysis; US remote work; 6-month commitment.
n8n, Clay, Claude Code, APIs, Slack, CRM