Software Developer

Job Overview

At Mustard, we value quick delivery and real-world impact over perfect code. If you thrive on solving problems quickly and enjoy a flexible, outcome-focused culture, this role could be a great fit.

What You’ll Work On

• Expand access to new liquidity providers using advanced web-scraping and reverse-engineering techniques.
• Develop and maintain low-latency real-time data feeds to support trading strategies.
• Enhance system visibility for our teams, providing insights into integration issues and improvements.

Key Responsibilities

• Design and build impactful features that align with business goals, delivering high-quality code that adds measurable value.
• Collaborate on code quality: review, test, and ensure functionality, maintainability, performance, and quality standards.
• Take ownership of production software, ensuring stability and addressing issues quickly.
• Collaborate cross-team, partnering with traders and quants to design solutions to real business problems.
• Participate in out-of-hours support for our software systems.

Core Tech Stack

• Languages: Python 3.10+, JavaScript/TypeScript for frontend, Go for select infrastructure.
• Tools: RabbitMQ, Kafka, PostgreSQL, Redis.
• Environment: Linux servers.
• Observability: OpenTelemetry, Prometheus, Grafana, Zabbix.

Requirements

Must-Haves

• Strong background in software development with extensive experience in Python.
• A degree in Computer Science or a numerical subject from a top university.
• Exceptional communication skills, able to convey complex technical ideas clearly to technical and non-technical audiences.
• Strong decision-making abilities, adept at making thoughtful trade-offs in implementation and architecture.
• Experience with web-scraping and reverse-engineering techniques, including working against bot-protection tooling.

Nice-to-Haves

• Familiarity with building event-driven systems.
• Comfort with Linux/Unix environments.
• Track record of driving successful cloud migrations, ideally to AWS, including setting up secure, scalable accounts and access structures.

Benefits

• Competitive salary with significant bonus potential.
• Enhanced pension match with salary sacrifice option.
• Health insurance and life assurance.
• Sabbatical leave after five years.
• 33 days of annual leave (including bank holidays).

Seniority Level

Mid-Senior level

Employment Type

Full-time

Job Function

Engineering and Information Technology

Location

London, England, United Kingdom

• Strong background in software development with extensive experience in Python.
• A degree in Computer Science or a numerical subject from a top university.
• Exceptional communication skills, able to convey complex technical ideas clearly to technical and non-technical audiences.
• Strong decision-making abilities, adept at making thoughtful trade-offs in implementation and architecture.
• Experience with web-scraping and reverse-engineering techniques, including working against bot-protection tooling., * Familiarity with building event-driven systems.
• Comfort with Linux/Unix environments.
• Track record of driving successful cloud migrations, ideally to AWS, including setting up secure, scalable accounts and access structures.

• Competitive salary with significant bonus potential.
• Enhanced pension match with salary sacrifice option.
• Health insurance and life assurance.
• Sabbatical leave after five years.
• 33 days of annual leave (including bank holidays).

At Mustard, we value quick delivery and real-world impact over perfect code. If you thrive on solving problems quickly and enjoy a flexible, outcome-focused culture, this role could be a great fit.