Senior ML Engineer – Real-Time AI Coaching Engine

Synthesia; Greater London; Hybrid; GBP 110,000 - 140,000; Full time

Benefits offered by this job

RSUs

25 days leave

Job summary

Synthesia, the world’s leading AI video platform, seeks an experienced ML-focused software engineer to build the coaching engine for roleplay scenarios. You will design models that listen to learners, score performance, and generate real-time feedback within a product‑oriented team.

This applied ML role requires strong software development skills, pragmatism, and a bias toward fast iteration to deliver tangible product outcomes.

Qualifications

• Must have seven years of software engineering experience, with at least two years at senior level.
• Experience in high‑performing teams operating at scale with strong engineering culture.
• Strong alignment with commercial success and product focus.

Responsibilities

• Build the ML engine that coaches role‑play sessions in real time.
• Score performance, generate feedback, and drive AI avatar responses based on learner input.
• Collaborate across products to ship practical ML features and improvements.

Skills

ML application into products

Software engineer experience

Senior level experience

Commercial focus

Bias toward action

Job description

Synthesia, the world’s leading AI video platform, seeks an experienced ML-focused software engineer to build the coaching engine for roleplay scenarios. You will design models that listen to learners, score performance, and generate real-time feedback within a product‑oriented team.

This applied ML role requires strong software development skills, pragmatism, and a bias toward fast iteration to deliver tangible product outcomes.