Staff Research Engineer – Multimodal Generative Modelling

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🔥 0 minutes ago

🇬🇧 United Kingdom – Remote

⏰ Full Time

🔴 Lead

📚 Research Engineer

🇬🇧 UK Skilled Worker Visa Sponsor

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Logo of Synthesia

Synthesia

501 - 1000 employees

Founded 2017

🤖 Artificial Intelligence

☁️ SaaS

🤝 B2B

🔥 Funding within the last year

💰 $200M Series E - Synthesia on 2025-10

Artificial Intelligence • SaaS • B2B

<Synthesia> Synthesia is a SaaS AI video platform that enables businesses to create studio-quality videos without cameras, microphones, actors, or studios by using AI avatars and synthetic voiceovers. The platform supports 160+ languages, one-click translation/localization, an AI screen recorder, brand management, collaboration and analytics, and enterprise-grade security (SOC 2 Type II, GDPR). It’s marketed primarily to teams and enterprises for training, sales enablement, marketing, knowledge management and internal communications, helping companies scale video production while reducing time and cost.

📋 Description

• Shape our roadmap to create new model capabilities and unlock new functionality for our customer base, on both short and long time horizons. • Propose novel multi-modal system architectures (especially text and voice). • Develop and evaluate streaming and conversational systems for low-latency, interactive voice-video synthesis. • Design solutions that reinforce emotional expressiveness and natural interaction. • Implement and bring designs to life, from pretraining through post-training. • Ship models to production with optimised runtime to serve customers, and address their feedback thereafter.

🎯 Requirements

• Strong understanding of generative modelling, ideally applied to sequential or multimodal data. • Hands-on experience with large language models or similar transformer-based architectures. • High proficiency in PyTorch, including distributed training and model optimization. • A solid grasp of time-series modeling and tokenization, preferably in the context of audio, speech, or video. • Proven experience training deep learning models end-to-end, from data preparation through evaluation. • Strong general software engineering skills.

🏖️ Benefits

• Health insurance • Flexible working arrangements • Professional development opportunities • Equipment allowances

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