Software Engineer - C#

United States Digital Space LLC; Greater London; On-site; GBP 70,000 - 90,000; Full time

Benefits offered by this job

Generous paid time off policies

Hybrid working opportunities

Free breakfast, lunch, and snacks daily

In-office wellness experiences

Workshops and continuous learning opportunities

Job summary

United States Digital Space LLC is seeking a skilled Software Engineer to design and implement a high-frequency trading platform for cryptocurrency markets. This role requires strong experience in software engineering, specifically in C++, along with a solid understanding of data structures and algorithms.

The ideal candidate will thrive in a stimulating environment and be adept at optimizing systems to minimize latency while analyzing performance metrics. The company's culture fosters collaboration and encourages continuous learning and innovation.

Qualifications

• 5-7 years of experience in a software engineering role.
• Strong background in data structures, algorithms, and object-oriented programming.
• Ability to manage multiple tasks in a fast-paced environment.

Responsibilities

• Design and implement a high-frequency trading platform for cryptocurrency markets.
• Optimize the platform to minimize latency using advanced techniques.
• Analyze system throughput and latency performance.
• Develop systems for historical market data and trading simulations.

Skills

C++

Problem-solving

Linux operating system

Networking (TCP/IP and UDP)

Python

Cryptocurrency knowledge

Education

Degree in computer science or related field

Job description

the company is a leading quantitative trading firm founded in 1998. Tower has built its business on a high-performance platform and independent trading teams. We have a 25+ year track record of innovation and a reputation for discovering unique market opportunities.

Tower is home to some of the world's best systematic trading and engineering talent. We empower portfolio managers to build their teams and strategies independently while providing the economies of scale that come from a large, global organization.

Engineers thrive at Tower while developing electronic trading infrastructure at a world class level. Our engineers solve challenging problems in the realms of low-latency programming, FPGA technology, hardware acceleration and machine learning. Our ongoing investment in top engineering talent and technology ensures our platform remains unmatched in terms of functionality, scalability and performance.

At Tower, every employee plays a role in our success. Our Business Support teams are essential to building and maintaining the platform that powers everything we do — combining market access, data, compute, and research infrastructure with risk management, compliance, and a full suite of business services. Our Business Support teams enable our trading and engineering teams to perform at their best.

At Tower, employees will find a stimulating, results-oriented environment where highly intelligent and motivated colleagues inspire each other to reach their greatest potential.

Responsibilities

• Designing and implementing a high-frequency trading platform for cryptocurrency markets, which includes collecting quotes and trades from and disseminating orders to exchanges around the world
• Optimizing this platform by using network and systems programming, as well as other advanced techniques to minimize latency
• Analyzing system throughput and latency performance and building performance-tracking tools
• Developing systems that provide easy access to historical market data and trading simulations

Qualifications

• A degree in computer science or a related field
• At least 5-7 years of experience in a software engineering role
• A strong background in data structures, algorithms, and object-oriented programming in C++
• Brilliant problem-solving abilities
• The ability to manage multiple tasks in a fast-paced environment
• Strong communication skills
• Good understanding of Linux operating system and Networking (TCP/IP and UDP) is a plus
• Knowledge of Python and shell scripts is a plus
• Familiarity with cryptocurrency markets, exchange APIs (WebSocket/HTTP), and cloud technologies is a significant plus

Individuals in this role will have a range of experience and will have the opportunity to cover a broad spectrum of hands‑on development projects; the right person could range from a mid-level engineer that is looking to start their career at the company, to an experienced professional that is looking to make significant contributions to our global trading platform.

Experience in financial and crypto markets is a plus, but not required.

Benefits

Tower's headquarters are in the historic Equitable Building, right in the heart of NYC's Financial District and our impact is global, with over a dozen offices around the world.

At Tower, we believe work should be both challenging and enjoyable. That is why we foster a culture where smart, driven people thrive – without the egos. Our open concept workplace, casual dress code, and well-stocked kitchens reflect the value we place on a friendly, collaborative environment where everyone is respected, and great ideas win.

Our benefits include:

• Generous paid time off policies
• Savings plans and other financial wellness tools available in each region
• Hybrid working opportunities
• Free breakfast, lunch, and snacks daily
• In‑office wellness experiences and reimbursement for select wellness expenses (e.g., gym, personal training and more)
• Company-sponsored sports teams and fitness events (JPM Corporate Challenge, Cycle for Survival, Wall Street Rides FAR and more)
• Volunteer opportunities and charitable giving
• Social events, happy hours, treats, and celebrations throughout the year
• Workshops and continuous learning opportunities

At Tower, you'll find a collaborative and welcoming culture, a diverse team and a workplace that values both performance and enjoyment. No unnecessary hierarchy. No ego. Just great people doing great work – together.

the company is an equal opportunity employer.