C++ Software Engineer (Greenfield Market Data Application - HFT Firm)

Talan; Greenfield (WI); Hybrid; USD 120,000 - 150,000; Full time

Benefits offered by this job

401(k) retirement plan with company 匹配

Paid vacation

Holidays

Health insurance

FSA

STD and LTD

Job summary

Talan is seeking a skilled C++ Software Engineer to build a greenfield, low-latency market data application for a high-frequency trading environment. The role is a hybrid NYC position, with heavy onsite presence required, and a 6-month scope that can extend to 12 months.

You will design and implement high-performance C++ systems, work on real-time data processing, and integrate market data protocols like ITCH, PITCH, and OUCH. Visa sponsorship is not provided by Talan.

Qualifications

• 3–5 years of C++ backend development.
• Strong C++ programming and OO design (C++23 or C++17).
• Excellent data structures, algorithms, and system design knowledge.
• Strong debugging and problem-solving skills.
• Experience with real-time or low-latency systems preferred.

Responsibilities

• Design and develop high-performance C++ systems for a market data application.
• Apply OOP, patterns, data structures, and algorithms for clean, maintainable code.
• Build scalable, low-latency components for real-time data processing.
• Develop network connectivity using UDP/TCP, including multicast.
• Implement and integrate market data protocols like ITCH, PITCH, OUCH.
• Build market data processing and order book components.
• Design concurrent, thread-safe systems focusing on latency and reliability.
• Profile, benchmark, and optimize performance-critical code.
• Reduce latency via advanced network and systems programming.

Skills

C++ backend development

C++23/C++17

Object-oriented design

Real-time systems

Performance optimization

Job description

C++ Software Engineer (Greenfield Market Data Application - HFT Firm)

C++ Software Engineer (Greenfield Market Data Application - HFT Firm)

Location:NYC (Hybrid – at least 4 days onsite/week, Monday - Thursday)

This is a 6 month consulting opportunity that can be extended up to 12 months

Visa Sponsorship: Talan does not sponsor U.S. work permits or employment visas.

We are looking for a strong C++ Developer to build a greenfield, low-latency market data application for a high-frequency trading firm. The ideal candidate will have strong OOP fundamentals, especially inC++, and will be passionate about developing new features on Trade and Market Access Platforms.

Role and responsibilities

• Design and develop high-performance C++ systems from the ground up for a global Market Data Feed Application
• Apply strong OOP, design patterns, data structures, and algorithms to build clean and maintainable systems
• Design scalable, low-latency components for real-time market data processing
• Develop network connectivity using UDP/TCP, including multicast
• Implement and integrate financial market data protocols including ITCH, PITCH, and OUCH
• Build market data processing and order book components
• Design concurrent, thread-safe systems with a focus on latency, throughput, and reliability
• Profile, benchmark, and optimize performance-critical code
• Optimizing this platform by using network and systems programming, as well as other advanced techniques to minimize latency

Qualifications

Requirements

3-5 years of C++ backend development

Strong C++ programming and object-oriented design fundamentals (Must be familiar with C++ 23 features or latest C++ 17)

Excellent knowledge of data structures, algorithms, and system design

Strong debugging and problem-solving skills

Experience building performance-sensitive or real-time systems is highly preferred.

At Talan, we invest in our employees' well-being and empower them with benefits, including:

• Salary betweenUSD $120,000 - 150,000
• 401(k) retirement plan with company matching
• 15 days of paid vacation per year at hire and up to 27 according to seniority (annual untaken vacation days are cashed out)
• 8 paid holidays + 5 sick days + 2 personal days per year
• Company health, dental, and vision insurance plans + FSA
• Voluntary STD and LTD

All your information will be kept confidential according to EEO guidelines.

Company Description

Talan is an international group that supports its clients in their end-to-end Data & AI transformation by combining management consulting with technological expertise.

With over 6,000 employees across five continents, we accelerate our clients' transformations through long-term partnerships, creating measurable and sustainable impact.

Our value proposition is built on a structured innovation ecosystem: 2,500 Data & AI experts, proprietary solutions built on advanced models, and an applied research, experimental development, and innovation laboratory.

In Americas, our multidisciplinary teams bring over 30 years of experience helping business leaders across key industries achieve measurable performance and strong ROI, designing, building, and scaling solutions that enable companies to grow more efficiently.

C++ Software Engineer (Greenfield Market Data Application - HFT Firm)