C# De­ve­l­o­pers – Trading Systems Te­ch­no­lo­gy


About Saxo Bank A/S

Saxo Bank is an award-winning global market leader in multi-product online trading, and a fully licensed and regulated European bank. We are leading fintech and regtech specialists, connecting traders, investors, and partners to more than 35,000 instruments - across all asset classes - from a single account. We build digital platforms to facilitate multi-asset market access and provide clients of all sizes with professional-grade tools, industry-leading prices, and best-in-class service.

About Trading Systems Technology

Trading Systems Technology Team comprises of close to 100 technologists across Copenhagen, Delhi, and Amsterdam.

Our in-house designed and built Saxo Bank trading system handles:

  • Over 25,000 concurrent online trading clients 24 hours per day / 5.5 trading days per week
  • More than 160,000 unique monthly users to our social trading portal
  • In excess of 400,000 price feed updates per second
  • Intraday execution and booking of up to 2000 trades per second
  • Over 1,000,000 trade transactions processed daily
  • Front Office Risk Management and
  • Automated Market Making

The Job

In general Trading systems implements and manages real-time, low latency and complex business functionality across all asset classes available in Saxo Bank including Order Management Systems, real-time Risk Management systems, connectivity to Brokers, and Exchanges across the world, Business Logic components and low-level Trading Infrastructure components.

Specifically, we are currently looking for a C# developer to work in the Trading Components Team. The team's main responsibility is the core Business Logic component handling especially the Order and Trade Booking Flow in Saxo Bank's trading engine, and the trading related Infrastructure components using Multicast Technology for synchronization between services and systems. The systems and services are

  • Performing Business Logic validations of incoming requests
  • Handling Order Flow
  • Handling Trade Registration and Booking Flow
  • Handling complex Block Order Flow
  • Handling Order Monitoring
  • Constitutes the trading related low-latency multicast-based infrastructure
  • Handling various other functionality

The components providing the above functionality are critical to the '24 / 5.5' Saxobank Trading Engine and are thus subject to high demands regarding latency and robustness. Focus areas for software development within the team are:

  • Multi-threading / concurrency
  • Scalability
  • Soft launching of changes
  • Performance
  • Stability
  • Test-driven development
  • Code reviews and knowledge sharing
  • Continuous deployment / delivery

The team is distributed between the Headquarter in the Copenhagen area and the office in the New Delhi area. Currently, the team consists of 5 developers in Denmark and 7 developers in India, with various related managers and testers.

The team is both expanding, maintaining and supporting existing components and services, and is involved in some of the Future State Architecture projects being driven by the Saxo Bank's Enterprise Architect Office.

As a developer, you will be working closely together with very skillful and highly dedicated colleagues in an open atmosphere.

List of specifics we are looking for:

  • Computer Scientist or Software Engineer
  • Strong background across C#
  • Experience in developing easy-maintainable mission-critical server-side systems
  • Knowledge of multi-threading beyond parallel for each
  • Prefer technical server-side software development from Client-Facing-UI-development
  • Open and collaborative attitude

Nice to have:

  • Experience from a message bus architecture
  • Experience with Microsoft Release Management and Git

Less experienced candidates with the right mindset and willingness to learn are also of interest to us.


Carsten Nordstrøm
Telephone: +45 39776218

Saxo Bank


We believe access to global capital markets is not only for the privileged few. That's why we use the power of technology to make trading and investing available and personalised for everyone. We aim to provide the world's most powerful and user-friendly trading and investment platform, which gives our clients exactly what they need when they need it. Everything we do at Saxo is designed to inspire, educate, and empower our clients to navigate their financial destiny.


At Saxo we want people to be their best, whether that's our clients or our employees each day at work. We invest in the development of our people, encourage team spirit and foster initiative and drive because we're convinced we can only fulfill our ambitions with passionate employees who want to reach their full potential.


Do you want to work for an extremely ambitious organisation at the cutting edge of banking and technology? As a fintech pioneer founded in 1992, we focus on quality, speed of innovation and use of disruptive technology. You'll be joining a company that:

- Has built unrivaled platforms for traders, investors and wholesale clients that provide real-time access to capital markets
- Consistently wins the highest accolades for our platforms, products, and service
- Continuously strives to improve the Saxo Experience and exceed our clients' expectations
- Always invests in the future

So, if you're up for the challenge of breaking down barriers in global financial markets, we're always looking for ambitious and enthusiastic people who can bring new perspectives to our diverse team.


Headquartered in Denmark, we employ more than 2,000 people across 60 different nationalities globally. We have offices in key financial centers around the world including London, Amsterdam, Singapore, Shanghai, Hong Kong, Sydney, Gurgaon, Tokyo, and Paris. With our global footprint, you can impact how people trade financial markets worldwide.


At Saxo, our conviction is that every great relationship is based on win-win. Whether with clients, partners, or employees, we only win when they win. To us, win-win means genuinely delivering value and we only settle for the best. We never compromise long-term progress for short- term success, which is why creating great teams, a strong culture, and a great work environment is so important to us.

Saxonians share the same virtues. Our desire to win together gives the organisation energy. By being honest, sincere, and independent we build mutual trust and respect. Our healthy curiosity helps us think outside the box. We are extremely productive and ambitious because we take pride in our work and the client experience we deliver. For more on our story, culture, and identity, please read the Saxo Bank Foundation, written by our CEO and founder Kim Fournais.


We are a non-hierarchical, mission-driven organisation, with a no-nonsense communication. At Saxo it is not about entitlement, it is about impact. A good idea is always taken seriously and you can truly make a difference.
We have high expectations of everyone who works at Saxo. Through change, we constantly improve and create better ways of working. This means you should be able to adapt to changing market conditions, embrace innovation, and be flexible towards new tasks and responsibilities. Not everyone thrives in this environment. But if you're looking for a fast-paced, agile, collaborative, and challenging place to work that values your drive, creativity, and desire to learn, then Saxo is the right company for you.


When you work here, you become part of the Saxo family. We invest in your personal development and offer you large responsibility from day one. We encourage an open feedback culture and team efforts. If you show a collaborative spirit, drive, and passion, your learning curve will be steep and your (international) career opportunities with Saxo immense.

At Saxo we don't just offer a job - we offer an opportunity to invest in the future!

Gem job

Saxo Bank A/S
Publiceret: 26. august 2020


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