69 trading systems developer jobs at 43 companies in Townsend, DE
2w
Save
Mark Applied
Hide
2w
Trading System Engineering Internship: Summer 2027
Hong Kong or Singapore or Philadelphia
OnsiteInternship
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++ Algo Developer| Options Trading | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
Susquehanna International Group: Global quantitative trading firm providing proprietary financial market liquidity.
5+ YOE5+ years developing performance-sensitive C++ code, experience with distributed systems/microservices, strong numerical/HPC background; C# or Python a plus; Bachelor's in CS/Math required (MS/PhD preferred); leadership experience preferred.
Systems and Database Engineer | Database Services | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteContract
Susquehanna International Group: Global quantitative trading and market making firm.
1+ YOEBachelor's or equivalent experience; 1-5 years in database or systems engineering; strong SQL, Python, Kubernetes, and Linux skills; experience with large-scale relational and NoSQL databases and operating in production trading environments.
Physical Security Systems Engineer (Access Control, CCTV & Networking)
Dover, Delaware, United States
FieldFull Time
The Cook & Boardman Group: Distributes architectural doors and provides integrated security solutions.
2+ YOE2+ years configuring physical security systems, certifications in multiple VMS and access control platforms, lead technician experience, background check and drug test required.
Four Seasons Hotels and Resorts: Operates luxury hotels, resorts, and branded residential properties globally.
2+ YOEMaintain HVAC and building systems, perform preventive maintenance and repairs, supervise and train maintenance staff; trade school or equivalent, Universal EPA, trade license or maintenance certifications preferred.
Miller Electric Company: Provides electrical and technology infrastructure construction and maintenance services.
5+ YOE5+ years operating and maintaining central plant, HVAC, mechanical, plumbing, electrical systems; trade school or mechanical trades certification; ability to braze/solder, perform carpentry, wear respirator, lift heavy equipment.
Rivers Casino Portsmouth: Operates a full-service casino, hotel, and entertainment venue.
4+ YOE4+ years trade experience, advanced building systems knowledge, high school diploma or equivalent (or technical training), valid driver license, ability to obtain required licensing, flexible to work shifts and holidays.
Transwestern: Provides commercial real estate services, development, and investment management.
3+ YOEHigh school diploma or GED with at least 2 years related experience; 3+ years building maintenance; HVAC, electrical, and building systems knowledge; appropriate trade licenses; proficient with MS Office; on-site role.
Microsoft Office, Outlook, Word, Excel, HVAC, Building Automation Systems
Newport Hospitality Group: Manages and operates a portfolio of multi-brand hotel properties
5+ YOE5+ years hospitality engineering experience, strong technical knowledge of building systems, problem-solving, decision-making, and ability to work weekends/nights/holidays.
JLLNYSE: JLL: Global commercial real estate and investment management services.
High school diploma or GED; two years trades schooling in electrical/HVAC; Universal Technician cert (or within 90 days); valid driver’s license; basic computer skills; ability to diagnose and repair building systems.
Bayhealth: Provides comprehensive medical care and emergency services in Delaware.
3+ YOEHigh School Diploma or GED; Driver license; Stationary Engineer license; 3+ years in boilers/related systems; HVAC/plumbing/electric experience preferred.
Zentis: Produces fruit preparations and confectionery for global food manufacturers.
5+ YOEBachelor's in Mechanical/Chemical/Industrial Engineering,5+ years manufacturing experience (food preferred),knowledge of mechanical and utility systems,AutoCAD,project management and leadership skills.
PBF EnergyNYSE: PBF: Refines crude oil and supplies various petroleum-based fuel products.
5+ YOE5+ years industrial electrical power experience, B.S. in Electrical Engineering, knowledge of power systems, protective relays, switchgear, and industry standards; strong communication and troubleshooting skills.
Microsoft Word, Microsoft Excel, Microsoft Project, AutoCAD, SKM, SEL Quickset
Nothing Bundt Cakes: A bakery chain offering specialty bundt cakes.
2+ YOE2+ years maintaining commercial facilities with HVAC, electrical, plumbing and mechanical systems; high school diploma/GED; valid driver's license; strong troubleshooting and customer service skills.