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Tower Research Capital

Software Engineer, C++

London
Level
Senior

Not stated in the posting: salary, work type, visa.

Open. First seen 3 October 2026.

Apply on www.tower-research.com →

About the role

Tower Research Capital's standard text

Tower Research Capital 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 Tower Research Capital, 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.

Tower Research Capital's standard text

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
Tower Research Capital's standard text

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.

Tower Research Capital is an equal opportunity employer.

What this role asks for

Particular to this role

WebSockets

Rare in Tower Research Capital's other 52 open postings.

In most of Tower Research Capital's ads

FPGA · Linux · Machine Learning · Python

Named in most of its open postings, whatever the role.

47% of this description is written for the role. The rest is Tower Research Capital's standard text, folded away below.

Read against Tower Research Capital's other open postings on this site.

The team: Markets HIRES STEADILY

This role is one of 4 open in Markets. 2 were posted in the last 30 days and the oldest in June: a team that hires all year rather than one being built.

WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS

Bash (4 of 4), C++ (4 of 4), FPGA (4 of 4), Linux (4 of 4), Machine Learning (4 of 4), Networking (4 of 4), Python (4 of 4)

OTHER ROLES ON THIS TEAM

From the team and dates on Tower Research Capital's own job board.

Salary context

6 other open postings titled Software Engineer, C++ state a salary: median USD 166,000 to USD 220,000 a year.

See Software Engineer salaries in London →

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