Synthesia logo
Series e Remote-first
Artificial Intelligence Founded 51-200 employees

Synthesia

London
Open roles
19
vs previous 30 days
Salary range
—
No disclosed salaries
Hiring activity
Quiet
0.2 roles/week
Open Hiring Score
Detailed
Salary, role detail, work policy

Open Hiring Score grades how openly a company posts jobs — across salary disclosure, role detail, work policy and profile completeness on every published listing.

Open = full disclosure. Detailed = most jobs disclose. Limited = minimal disclosure.

Detailed — most jobs include salary range, role detail and work policy.

About Synthesia

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London and has offices across Europe and the US. Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations.

19 open

Open roles

See all 19
Synthesia logo

Machine Learning Engineer / ML Engineer - Roleplay Sessions

Develop and enhance the AI engine powering interactive roleplay training, focusing on real-time speech analysis, performance scoring, feedback generation, and dynamic avatar responses. Work at the intersection of applied machine learning and product development within a high-impact AI video platform. Collaborate closely with engineering and product teams to deliver scalable, user-centric AI solutions.

Synthesia London, Europe, United Kingdom
Permanent
Synthesia logo

Senior Applied Research Engineer - Video

This role involves developing and scaling latent video diffusion models for human-centric synthetic video generation, with a focus on controllability, training stability, and efficient inference. The engineer will work on distributed training systems, evaluation frameworks, and optimization of production-grade foundation models. The position bridges deep learning research and engineering to deliver high-quality, scalable AI video technology used by major enterprises.

Synthesia London, United Kingdom
Remote Permanent
Synthesia logo

Staff Research Engineer - Multimodal Generative Modelling

This role involves advancing multimodal generative models that enable natural, real-time interactive conversations combining voice, text, and video. The engineer will lead research in streaming, low-latency systems, design novel architectures using diffusion and neural codecs, and ship end-to-end models into production. Emphasis is placed on emotional expressiveness, conversational realism, and tight integration across audio-visual modalities.

Synthesia London, United Kingdom
Remote Permanent
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Principal Research Engineer

Lead the end-to-end technical direction of offline video generation for a leading AI video platform, driving large-scale generative model development from pre-training through post-training. Bridge research and product by solving cross-cutting technical challenges in training stability, data pipelines, and alignment. Coach engineers, shape team processes, and accelerate the deployment of state-of-the-art avatar video models at scale.

Synthesia London, United Kingdom
Remote Permanent
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Principal/Staff Software Engineer

Design and build secure, scalable enterprise systems for a leading AI video platform, focusing on core APIs and integration with creative tools. Own complex technical projects across multiple teams, translating business and regulatory requirements into robust solutions. Work in an AI-native environment using cutting-edge assistant tools to accelerate development and system reliability.

Synthesia United Kingdom US$200,000 pa
On-site Permanent
Synthesia logo

Solutions Consultant (French Speaking)

Act as a technical and commercial bridge between sales and customer success, leading discovery, solution design, and technical validation to prove Synthesia’s business value. Design and run pilots, demos, and workshops that translate customer needs into measurable outcomes, ensuring rapid adoption and expansion. Develop reusable playbooks and cross-functional feedback to scale impact across the customer lifecycle.

Synthesia Paris, France, France
Hybrid Permanent

Why work here

  • ✓ Working with cutting-edge AI technology and a highly skilled team
  • ✓ Opportunity to impact a rapidly growing and well-funded company
  • ✓ Collaborative and innovative culture
  • ✓ Global impact with products used by 90% of the Fortune 100
  • ✓ Focus on enhancing visual communication and enterprise skill development
  • ✓ Strong support for professional growth and development

Hiring at Synthesia

Across 18 roles

Work policy

Remote
10
Hybrid
7
Office-based
1
Across 19 roles

Role types

  • permanent 19
Primary hiring location

Most of Synthesia's open roles on Machine Learning Jobs are based in London.

Frequently asked questions

What does Synthesia do?

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London and has offices across Europe and the US. Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Synthesia is active in Artificial Intelligence, SaaS, and Video Technology.

What stage is Synthesia at?

Synthesia is at the series e stage, with £530M raised to date, founded 9 years ago in 2017.

When was Synthesia founded?

Synthesia was founded in 2017 — that makes them 9 years old.

How big is Synthesia?

Synthesia sits in the 51-200 employee band according to their public profile. Use this as a rough size signal — actual headcount can shift between disclosures.

How many jobs does Synthesia have open on Machine Learning Jobs?

Synthesia has 19 open roles on Machine Learning Jobs right now. Browse the full list above and apply directly.

Is Synthesia actively hiring?

Yes — Synthesia is hiring quietly on Machine Learning Jobs, averaging 0.2 roles posted per week (1 in the last 30 days).

Does Synthesia hire remotely?

Of Synthesia's 18 open roles on Machine Learning Jobs, 10 fully remote, 7 hybrid, and 1 office-based.

Does Synthesia publish salaries?

Mostly — most of Synthesia's live roles on Machine Learning Jobs disclose a salary range, with consistent role detail and work policy across listings.

Where is Synthesia hiring?

Synthesia's open roles on Machine Learning Jobs are based primarily in London. Check individual listings for remote or hybrid options.

What role types does Synthesia hire for?

Synthesia's 19 open roles on Machine Learning Jobs include 19 permanent.

Where Synthesia hires

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