Low-Latency C++ Developer Job at Barclays (Prague)

Senior C# Developer – Pricing Engines

Join a fast-paced trading tech environment where your C# code powers real-time p...

Location

Netherlands , Amsterdam

Salary:

Not provided

Levy Professionals

Expiration Date

Until further notice

Requirements

Extensive experience with C#/.NET in complex back-end or trading systems
Proven low-latency, high-throughput engineering expertise (ideally in pricing or market data)
Deep knowledge of concurrency, async IO, performance tuning, profiling, TCP/binary protocols
Strong understanding of financial markets: FX spot/forwards/swaps, bonds, IR swaps, curves, PV/DV01
Experience working with front-office stakeholders
Clear communication and the ability to simplify complex concepts

Job Responsibility

Build high-performance C# services on .NET Core for real-time pricing and risk
Refactor and migrate existing C# and Java components into a unified .NET Core platform
Optimise multithreading, memory, GC and network performance on bare-metal servers
Implement curve handling and curve location for FX, bonds and rates
Integrate with trading tools, market data feeds and external pricing/execution platforms
Ensure safe, efficient price distribution via internal messaging
Contribute to automated testing, CI/CD and observability in a 24/7 trading setup
Work in an agile DevOps team with shared support responsibilities

Junior Developer - C++

Akuna Capital is looking for a Graduate C++ Developer to join our development te...

Location

China , Shanghai

Salary:

Not provided

AKUNA CAPITAL

Expiration Date

Until further notice

Requirements

BS/MS/PhD in Computer Science, Engineering, or equivalent technical field
0-2 years' experience, must be graduating by Jul 2026 or prior
Familiarity with modern C++ development and best practices
Excellent communication and collaboration skills
Passion for building high quality software within a fast-moving environment
Familiarity with data structures, algorithms, and lower-level performance optimisation
Familiarity with multi-threaded and distributed systems
Willing to communicate in English at the technical interviews

Job Responsibility

Work on a range of high-performance and low-latency systems, ranging from exchange connectivity, trading algorithms, pricing, and automation
Collaborate closely with colleagues from within the technology team and other departments including quant and trading to identify and deliver high impact projects
Be responsible for the full software development life cycle from requirements analysis, design, development, testing, deployment, and post deployment reliability and performance
Contribute innovative ideas and solutions to the team

Senior Low Latency Electronic Trading Software Engineer

Citi Equities Technology organization is looking for a senior software engineer ...

Location

India , Pune

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

Minimum 7+ years of experience with strong technical knowledge and expertise in Java, C#
Proven experience developing automated trading platforms
Strong understanding of automated testing techniques
Solid understanding of Agile methodologies and Continuous Integration processes
Ability to prioritize multiple tasks, set goals, and meet deadlines
Excellent communication skills with a demonstrable ability to present and grasp complex concepts in a multicultural environment
Bachelor's degree/University degree or equivalent experience

Job Responsibility

Design, develop, and maintain the high-performance, low-latency electronic execution platform
Partner with traders, quant researchers, and clients to understand their needs and translate them into innovative product features and enhancements
Continuously improve and maintain testing frameworks, development tools, and environments
Contribute to and champion Agile development practices and Continuous Integration/Continuous Delivery (CI/CD) processes
Build and maintain common solutions for trading platform monitoring, trade reconciliation, application recovery, and other essential support functions

Fulltime

Muse Low-Latency C++ Developer

Join us as a Muse Low-Latency C++ Developer at Barclays where you will spearhead...

Location

Czechia , Prague

Salary:

Not provided

Barclays

Expiration Date

Until further notice

Requirements

Low latency programming in C++
Multi-threading, concurrency, together with proficiency in performance tuning and optimization techniques
SQL or KDB database technologies

Job Responsibility

Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance
Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives
Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing
Stay informed of industry technology trends and innovations and actively contribute to the organization’s technology communities to foster a culture of technical excellence and growth
Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions
Implementation of effective unit testing practices to ensure proper code design, readability, and reliability

What we offer

Competitive holiday allowance
Life assurance
Private medical care
Pension contribution

Fulltime

Software Engineer, Market Making

As a Software Engineer on our Cryptocurrency Trading Platform, you will take on ...

Location

United Kingdom , London

Salary:

Not provided

Blockchain

Expiration Date

Until further notice

Requirements

Extensive experience in Rust and/or C++, building high-performance, low-latency systems in complex environments such as cryptocurrency trading or financial services
Strong background in trading (ideally cryptocurrency trading), with experience in market-making, arbitrage strategies, and order execution in fast-moving markets
Proven experience iterating quickly on algorithmic strategies, adapting to market dynamics and optimizing performance in real-time
Proficiency in Python for backtesting, scripting, and analysis, along with SQL for managing large-scale data systems
Strong focus on performance optimization, identifying bottlenecks, and improving throughput in high-frequency, low-latency real-time systems
Excellent problem-solving skills with the ability to think critically about complex challenges and drive technical solutions forward
Experience with containerization (Docker) and deploying scalable, high-performance trading systems in cloud environments (AWS)

Job Responsibility

Design and optimize low-latency trading systems in Rust that power algorithmic trading strategies and support real-time execution in the volatile crypto market
Design and implementation of trading algorithms, optimizing liquidity management, price discovery, and slippage reduction in dynamic market conditions
Promote best practices in software engineering, advocating for clean, scalable, and maintainable code
Collaborate with cross-functional teams, to quickly adapt the trading platform to new data, market conditions, and business needs
Communicate effectively with both technical and non-technical stakeholders
Ensure high availability, reliability, and scalability of trading systems while maintaining a sharp focus on performance and testing
Drive technical decision-making and contribute to high-level architecture discussions
Be a technical advocate for excellence, leading efforts to improve development processes, code quality, and overall system performance
Prioritize rapid iteration of trading algorithms to ensure maximum profitability, minimal risk, and fast execution

What we offer

Full-time salary based on experience and meaningful equity in an industry-leading company
Hybrid model working from home & our office in Central London (SoHo)
Work from Anywhere Policy: You can work remotely from anywhere in the world for up to 20 days per year
ClassPass
Budgets for learning & professional development
Unlimited vacation policy
Apple equipment
The opportunity to be a key player and build your career at a rapidly expanding, global technology company in an emerging field
Flexible work culture

Fulltime

New

Algorithmic Trading C++ Engineer – Equities

Optiver is looking for experienced C++ engineers who are interested in working o...

Location

Australia , Sydney

Salary:

Not provided

Optiver

Expiration Date

Until further notice

Requirements

At least 2 years’ experience as a software engineer working with distributed systems, low-latency systems, backend systems or client/server architectures
Skilled at object-oriented programming in C++, or Java/C# with a strong desire to work in C++
Excellent understanding of computer science fundamentals like operating systems, data structures and algorithms
Familiar with a language like Python for developing tooling
Embrace AI tools for parts of their role, without sacrificing code quality or runtime performance
Excited by technically challenging problems

Job Responsibility

Work day-to-day with traders and quant researchers to understand how we want to price, quote and execute in equities markets and apply your skills to designing software systems and high-performance trading logic to bring those ideas to life in live equities markets
Collaborate with other software engineers and contribute to the architecture of our globally distributed equities trading platform with hard real-time performance constraints
Experience the excitement of our fast-paced development cycle – owning a tight feedback loop, testing and shipping your code to production sometimes on the same day
Flex your low-level engineering fundamentals by implementing performance-sensitive low-latency trading logic and strategies

What we offer

A performance-based bonus structure unmatched anywhere in the industry
The chance to work alongside diverse and intelligent peers in a rewarding environment
Training, mentorship and personal development opportunities
Daily breakfast, lunch and an in-house barista
Gym membership plus weekly in-house chair massages
Regular social events, including a company trip every two years
Guided relocation, a competitive relocation package and visa sponsorship where necessary

Fulltime

.NET WinForms Developer

We are looking for an experienced .NET WinForms Developer to join the frontend e...

Location

Poland , Wrocław; Bielsko-Biała

Salary:

125.00 - 140.00 PLN / Hour

Cshark

Expiration Date

Until further notice

Requirements

5+ years of hands-on experience developing desktop applications in C#/.NET (preferably .NET 8)
Strong expertise in Windows Forms
Proven experience building custom UI controls from scratch (inheriting from base controls and implementing custom rendering – not configuring DevExpress/Telerik/Infragistics)
Experience working with continuous real-time data streams, where data is pushed to the UI (not periodic refresh)
Strong understanding of multi-threaded UI applications (updating UI safely from worker threads, avoiding freezes and stalls)
Practical experience in UI performance optimization (reducing redraw cost, minimizing GC pressure, batching updates, preventing flicker)
Experience working with TCP / socket-based communication
Ability to clearly explain previous UI design decisions, trade-offs, and the impact on end users
Fluency in English (minimum B2+)

Job Responsibility

Design, implement and optimize custom WinForms controls (charts, grids, interactive visualization components)
Work with continuous real-time data streams and ensure ultra-responsive UI under load
Ensure smooth multi-threaded UI updates without blocking or freezing
Collaborate with backend engineers (C++ systems) to maintain low-latency TCP/socket communication
Profile, debug, and tune rendering performance (GC pressure, paint cost, batching, flicker control)
Improve engineering practices, and influence UI architecture and usability

What we offer

100% remote work
Flexible hours
International projects
Business english lessons
Participation in charity actions
In-house technology workshops

Fulltime

Senior Systems Software Engineer

As Senior Systems Software Engineer for Vision, you will design, develop, and op...

Location

United States , Palo Alto

Salary:

137861.00 - 240000.00 USD / Year

1X Technologies

Expiration Date

Until further notice

Requirements

Strong experience with Linux and C++ programming
Proven experience building large software applications in relevant domains
Proficiency in managing memory and hardware resources in C++ and/or Rust
Strong skills using C‑APIs to access low‑level system resources (e.g. V4L, POSIX, OpenGL, CUDA)
Deep understanding of OS primitives and experience applying them in real‑time systems
Demonstrated ability to optimize for low latency and high throughput on modern CPUs
Experience working with hardware accelerators through low‑level C‑APIs
Background in systems where latency is critical (such as robotics, real‑time control, gaming engines, or similar)

Job Responsibility

Create and implement novel techniques to minimize system latency and computational load
Utilize GPU acceleration for image processing and inference tasks, ensuring high performance and responsiveness in real‑time applications
Develop low‑latency vision systems by integrating cameras, sensors, and image‑processing algorithms to enhance robotic perception
Build and optimize real‑time streaming solutions, with efficient compression, decompression, and data transmission under limited compute resources
Collaborate closely with cross‑functional teams to integrate vision systems into the overall robot architecture, contributing to teleoperation and autonomy stacks

Fulltime

Low-Latency C++ Developer

Barclays

Location:
Czechia , Prague

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
January 09, 2026

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