Software Engineer - Applied AI

Location: London, United Kingdom; New York, NY, United States; or Singapore

Base salary: USD 200,000–300,000 per year, plus discretionary performance-based bonuses and competitive benefits.

Company

hirify.global applies scientific methods, advanced computing, and algorithmic trading research to financial markets.

What you will do

• Build scalable infrastructure for training, evaluating, and operating language models and AI agents.
• Develop research environments, evaluation systems, and experimentation platforms for measuring and improving agent performance.
• Improve model and agent capabilities through post-training, reinforcement learning, prompting, tool design, and workflow optimization.
• Design sandboxing, policy enforcement, monitoring, and other safeguards for autonomous systems.
• Partner with teams across HRT to identify valuable AI applications and turn successful experiments into durable production systems.
• Evaluate new models, techniques, and products, and establish effective AI engineering practices.

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
• Strong Python proficiency and excellent software design, debugging, and problem-solving skills.
• Experience building and operating substantial software systems.
• Demonstrated engagement with modern AI systems, tools, or research.
• Ability to work across research and production engineering, learn unfamiliar domains, and collaborate with varied technical teams.

Nice to have

• Machine learning research or engineering, including post-training, fine-tuning, reinforcement learning, or alignment.
• AI-agent architecture, evaluation, or tool-use environments.
• Distributed systems, model serving, orchestration, or high-throughput research infrastructure.
• Security sandboxing, policy enforcement, adversarial testing, or AI governance.
• Forward-deployed engineering, Linux, systems performance, networking, C++, or TypeScript.

Culture & Benefits

• Scientific and collaborative approach to algorithmic trading and technology development.
• Access to a sophisticated computing environment for research and development.
• Culture of openness, transparency, knowledge sharing, and technical innovation.
• Competitive benefits package and discretionary performance-based bonuses.
• Diverse, inclusive community with collaboration across global offices.

Hiring process

• AI tools are strictly prohibited during interviews or assessments unless explicitly authorized.
• Candidate responses may be evaluated for authenticity, and unauthorized AI assistance may result in disqualification.