Skills

Leadership Python JavaScript Docker Architecture react AWS Agile Analytics PostGres

Job Specifications

Job Description : London | Full-Time | Senior Engineer

Permutable Technologies is a fast-growing AI company helping the world’s leading financial institutions make smarter decisions through real-time market intelligence and LLM-driven news analytics. We’re entering a critical scale-up phase and are hiring a Senior Engineer to work alongside a talented engineering team, helping us scale product, systems, and team maturity.

This role is for someone who has been through scale-up before and understands how to partner with platform leadership while remaining deeply hands-on. You’ll help turn strong commercial momentum into a robust, scalable engineering foundation.

What You’ll Be Doing

Work in close partnership with the Head of Platform to execute on platform strategy and delivery
Own and deliver key parts of our core product stack, including real-time APIs, data pipelines, and ML/LLM-powered analytics
Act as a senior technical leader within the team—mentoring engineers and setting engineering standards
Support customer-facing rollouts with Product and Commercial teams, ensuring production reliability
Help improve engineering processes, observability, and system resilience as we scale
Stay hands-on while helping the platform function operate more effectively

What You Bring

Senior engineering with majority experience in a scale-up or fast-growing start-up
Strong backend or platform engineering background (data-intensive systems a plus)
Comfortable working alongside a platform lead, contributing to architecture and execution
Experience mentoring engineers and leading by example
Pragmatic decision-maker who balances speed with robustness
Bonus: exposure to LLM, Transformers or financial/market data products

Tech We Work With

Python, React, JavaScript
AWS, Docker, Pulumi, Postgres
Agile
Transformer building, LLMs, time-series models
Real-time data pipelines & scalable APIs

Why Join Permutable?

A wide network of established institutional clients
Frontier AI used in financial and commodities markets
Small team, high trust, low bureaucracy
Clear ownership and influence without management overhead
Opportunity to grow into staff / principal responsibilities as we scale

Industry: Business Intelligence Platforms

Employment Type: Full-time

About the Company

At Permutable, we transform decision-making through specialist LLM tools built by highly skilled practitioners with decades of financial experience. We deliver plug-and-play solutions that provide immediate value, saving traders and financial institutions 90% of their analysis time while delivering superior market insights. Founded by Wilson Chan, former trader at Merrill Lynch and Citibank, Permutable AI emerged from a deep understanding of financial professionals' challenges in today's data-saturated environment. Our team... Know more

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