

Ampstek
Contract On W2 :: KDB Developer
⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a KDB Developer in Jersey City, NJ, on a W2 contract for 8+ years of experience. Key skills include KDB+, Q language, and agile methodologies. Financial markets knowledge and AWS experience are preferred.
🌎 - Country
United States
💱 - Currency
$ USD
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💰 - Day rate
Unknown
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🗓️ - Date
November 21, 2025
🕒 - Duration
Unknown
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🏝️ - Location
On-site
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📄 - Contract
W2 Contractor
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🔒 - Security
Unknown
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📍 - Location detailed
Jersey City, NJ
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🧠 - Skills detailed
#Code Reviews #Python #C++ #Data Access #Datasets #Automation #AWS (Amazon Web Services) #Java #Programming #Scala #Storage #Migration #Security #kdb+ #AI (Artificial Intelligence) #Cloud #Agile
Role description
Position: KDB Developer
Location : Jersey City, NJ
Duration: Contract (Only W2 Contract )
Job Description::
Experience – 8+
RTTO – 5 Days Onsite
Job Responsibilities
• Developing core systems and frameworks based on KDB+ technology.
• Building scalable real-time processing solutions using agile methodologies.
• Storing large amounts of cross-asset market data (e.g., equities, fixed income, FX) for real-time and historical access.
• Partnering with business stakeholders, including traders and quantitative analysts, to capture requirements and deliver solutions.
• Ensuring the operational stability, resiliency, and performance of KDB applications.
• Developing high-quality production code and participating in code reviews.
• Identifying opportunities for automation and improving the overall stability of software applications.
• Making KDB data accessible to cloud-native applications for research and AI purposes.
Required Qualifications and Skills
• Deep understanding of KDB+ technology and the Q language. This is a hands-on role, and expertise in building large-scale platforms is often required.
• Experience with KDB+tick design and data organization, as well as the performance implications of different architectural approaches.
• Practical experience developing/running large datasets, optimizing query performance, and building resilient/high-availability KDB applications.
• Proficiency in the Software Development Lifecycle (SDLC) and advanced understanding of agile methodologies like CI/CD, application resiliency, and security.
• Hands-on practical experience delivering system design, application development, testing, and operational stability.
• Strong problem-solving skills and the ability to think creatively about solutions.
Preferred Skills
• AWS Experience: Many positions mention current migration projects to AWS, so knowledge of AWS compute services and storage tiers is a plus.
• Programming Languages: Experience in other languages such as Python (including PyKX), Java, C, or C++ is often beneficial.
• Financial Markets Knowledge: Fundamental knowledge of electronic trading markets, from market data to order placement, is highly valued.
Position: KDB Developer
Location : Jersey City, NJ
Duration: Contract (Only W2 Contract )
Job Description::
Experience – 8+
RTTO – 5 Days Onsite
Job Responsibilities
• Developing core systems and frameworks based on KDB+ technology.
• Building scalable real-time processing solutions using agile methodologies.
• Storing large amounts of cross-asset market data (e.g., equities, fixed income, FX) for real-time and historical access.
• Partnering with business stakeholders, including traders and quantitative analysts, to capture requirements and deliver solutions.
• Ensuring the operational stability, resiliency, and performance of KDB applications.
• Developing high-quality production code and participating in code reviews.
• Identifying opportunities for automation and improving the overall stability of software applications.
• Making KDB data accessible to cloud-native applications for research and AI purposes.
Required Qualifications and Skills
• Deep understanding of KDB+ technology and the Q language. This is a hands-on role, and expertise in building large-scale platforms is often required.
• Experience with KDB+tick design and data organization, as well as the performance implications of different architectural approaches.
• Practical experience developing/running large datasets, optimizing query performance, and building resilient/high-availability KDB applications.
• Proficiency in the Software Development Lifecycle (SDLC) and advanced understanding of agile methodologies like CI/CD, application resiliency, and security.
• Hands-on practical experience delivering system design, application development, testing, and operational stability.
• Strong problem-solving skills and the ability to think creatively about solutions.
Preferred Skills
• AWS Experience: Many positions mention current migration projects to AWS, so knowledge of AWS compute services and storage tiers is a plus.
• Programming Languages: Experience in other languages such as Python (including PyKX), Java, C, or C++ is often beneficial.
• Financial Markets Knowledge: Fundamental knowledge of electronic trading markets, from market data to order placement, is highly valued.





