C# Developer – Global Quantitative Trading Firm

Ashford Benjamin; Sydney; On-site; AUD 120,000 - 160,000; Full time

Benefits offered by this job

Catered meals

Relocation assistance

Fitness allowance

Private health insurance

Job summary

Ashford Benjamin is seeking multiple C# Developers to join the Core Trading Technology team in Sydney. You will help build trading analysis tools, market data feeds, monitoring applications, and data scraping utilities to assist traders in decision-making.

Open to candidates from tech or finance backgrounds, provided C# skills are strong. You will work with traders, quants, and developers in a fast-paced, global setting, with relocation support and comprehensive benefits.

Qualifications

• Experience of 4–11 years in C# development.
• Strong server-side experience; multi-threading preferred.
• WPF experience is a plus for client-side work.
• Experience deploying .NET Core apps on Linux is advantageous.
• Experience with real-time applications is beneficial.
• Strong communication with traders, quants and developers is essential.
• Understanding of full SDLC and Agile environments.

Responsibilities

• Lead full lifecycle development from requirements to production release.
• Build and maintain trading analysis tools, market data feeds, and monitoring apps.
• Collaborate with traders, quants, and tech teams to implement solutions.
• Drive continuous improvement of tools and automation within the team.

Skills

C# development

Multi-threading

WPF experience

Real-time systems

SDLC & Agile

Communication skills

Client-side development

Education

Bachelor's degree in a technical or related discipline

Tools

Visual Studio

Git

Tibco RV

Job description

My client is a privately-held, global quantitative trading firm with over 3,200 employees across offices worldwide. They are a world-leading options market maker and liquidity provider, systematically trading millions of transactions daily across options, equities, ETFs, fixed income, FX, commodities, and cryptocurrencies. The culture is flat and collaborative, with excellent total compensation tied to firm success, comprehensive benefits including catered meals, relocation assistance, fitness allowances, and excellent private health insurance. Full relocation package provided.

Role Overview

We are seeking multiple C# Developers (5 headcounts) to join the Core Trading Technology team in Sydney. This team of 10 is responsible for building trading analysis tools, market and static data feeds, trade monitoring tools, and web scraping data to help traders make better decisions.

Open to candidates from tech or finance backgrounds, provided C# skills are strong.

Key Responsibilities:

• Full Lifecycle Development: Take projects through the entire software development cycle from requirements gathering to production release.
• Trading Tooling: Build and maintain trading analysis tools, market data feeds, trade monitoring, and web scraping applications.
• Collaboration: Work closely with traders, quantitative analysts, and technology teams to analyze requirements and implement solutions.
• Continuous Improvement: Drive innovation and continuous improvement of team capabilities and applications through technology and automation.

Required Skills & Experience:

• Experience: 4–11 years of C# development experience.
• Server-Side: Strong experience in server-side systems (ideally with multi-threading).
• Client-Side: Experience with client-side development; WPF experience is an advantage.
• Linux: Experience running and deploying .NET Core applications on Linux is an advantage.
• Real-Time: Experience with real-time applications (especially Tibco RV) is advantageous.
• Communication: Strong interpersonal and communication skills for interacting with traders, quants, and developers.
• Agile: Understanding of full SDLC, ideally in an Agile environment.
• Mentorship: Collaboration and mentoring skills to help junior team members grow.
• Education: Bachelor's degree in a technical or related discipline.