Senior engineer

Frontiers Media S.A.
London

Job Description:

Who we are

We are on a mission to make all science open, enabling the research community to develop the solutions we all need to live healthy lives on a healthy planet.

Frontiers is one of the world’s largest and most impactful research publishers, dedicated to making peer-reviewed, quality-certified science openly accessible. Our articles have been viewed 4 billion times, reflecting the power of research that is open for all.

Follow the links below to learn more about our work.

What we can offer you

At Frontiers our working model for new roles is hybrid, offering flexibility to work from home while staying connected through our office hubs in key locations. This approach reflects our commitment to productivity, trust, and a collaborative team culture.

We provide a range of benefits across our global locations, including but not limited to:

4 additional wellbeing days in addition to existing annual leave allowance

Access to learning platforms and dedicated learning & development time

A range of wellbeing initiatives, including free online yoga classes and an employee assistance plan

Employees can dedicate three days each year to volunteer

Additional benefits depending on your location (e.g. pension plan and private medical care)

About the Role:

Weseek an exceptional Senior AI Engineer to lead the end-to-end design, development, and deployment of strategic AI initiatives. You willplay a criticalrole in architecting scalable, robust, and secure AI and LLM-powered solutions, significantlyimpacting business operations and strategicdecision-making.

In this senior role, youwill guide cross-functionalteams, mentor junior and mid-levelcolleagues, and drive key technicaldecisionsinvolvingcomplex data engineering, advanced ML models, and next-generation LLM methodologies.

Bringyourdeeptechnical expertise, strategic vision, and passion for AI innovation to ourexpandingteam!

Key Responsibilities:

Definecomprehensive, scalable AI architectures, leadingcomplexintegration of data processing, traditional machine learning, and emerging LLM methodologies.

Direct development, deployment, monitoring, and continuousoptimization of ML pipelines and LLM models in production contexts.

Activelyaligntechnical innovation withorganizational business strategies and OKRs, collaboratingcloselywith stakeholders across multiple functions.

Providementorship, guidance, and ongoing leadership to AI teammembers, drivingquality and excellence, including documentation and knowledge-sharing.

Lead troubleshooting and complexproblem-solving efforts, ensuringrobust and reliable ML systems and LLM deployments.

RequiredSkills and Experience:

Typically 5–8+ years of professional AI experience, demonstrating a successfultrack record of leading and deployingenterprise-scale AI systems.

Expert-levelproficiency in Python, SQL, cloud platforms (e.g., AWS, Azure, GCP), and container orchestration tools (Docker, Kubernetes).

Extensive practicalexperiencewith production ML frameworks, advanced LLM models, fine-tuning, prompt engineering, performance optimization, and orchestration tools (Apache Airflow).

Exceptional communication, leadership, and strategicinfluencingskills, with expertise communicatingcomplextechnical concepts clearlyacross all stakeholder levels.

Provenproblem-solving excellence and ability to continuouslyadapt, learn, and integrateevolving AI techniques.

Nice-to-Have Skills:

Provenability in infrastructure as code (Terraform) for scalable AI solutions, sophisticated system design, and data governance practices.

Demonstrableexperience in secure and robust AI deployments.

Deep interest and experience in generative AI, LLM innovation, and continuousprofessionalknowledge-building.

Apply now

Please click the 'apply' button on this page and submit your application in English.


Please inform us if you require any special accommodations to participate fully in our recruitment experience. You can contact us at [email protected] for any additional support.

Equal opportunity statement


Frontiers actively embraces diversity and is a safe and welcoming workplace. Recruitment is free from discrimination – including based on race, national or ethnic origin, age, religion, disability, sex, gender identity or sexual orientation. With employees from more than 50 different nations, our diversity creates vibrant teams and constantly challenges us to appreciate multiple perspectives.

Who we are

We are on a mission to make all science open, enabling the research community to develop the solutions we all need to live healthy lives on a healthy planet.

Frontiers is one of the world’s largest and most impactful research publishers, dedicated to making peer-reviewed, quality-certified science openly accessible. Our articles have been viewed 4 billion times, reflecting the power of research that is open for all.

Follow the links below to learn more about our work.

What we can offer you

At Frontiers our working model for new roles is hybrid, offering flexibility to work from home while staying connected through our office hubs in key locations. This approach reflects our commitment to productivity, trust, and a collaborative team culture.

We provide a range of benefits across our global locations, including but not limited to:

4 additional wellbeing days in addition to existing annual leave allowance

Access to learning platforms and dedicated learning & development time

A range of wellbeing initiatives, including free online yoga classes and an employee assistance plan

Employees can dedicate three days each year to volunteer

Additional benefits depending on your location (e.g. pension plan and private medical care)

About the Role:

Weseek an exceptional Senior AI Engineer to lead the end-to-end design, development, and deployment of strategic AI initiatives. You willplay a criticalrole in architecting scalable, robust, and secure AI and LLM-powered solutions, significantlyimpacting business operations and strategicdecision-making.

In this senior role, youwill guide cross-functionalteams, mentor junior and mid-levelcolleagues, and drive key technicaldecisionsinvolvingcomplex data engineering, advanced ML models, and next-generation LLM methodologies.

Bringyourdeeptechnical expertise, strategic vision, and passion for AI innovation to ourexpandingteam!

Key Responsibilities:

Definecomprehensive, scalable AI architectures, leadingcomplexintegration of data processing, traditional machine learning, and emerging LLM methodologies.

Direct development, deployment, monitoring, and continuousoptimization of ML pipelines and LLM models in production contexts.

Activelyaligntechnical innovation withorganizational business strategies and OKRs, collaboratingcloselywith stakeholders across multiple functions.

Providementorship, guidance, and ongoing leadership to AI teammembers, drivingquality and excellence, including documentation and knowledge-sharing.

Lead troubleshooting and complexproblem-solving efforts, ensuringrobust and reliable ML systems and LLM deployments.

RequiredSkills and Experience:

Typically 5–8+ years of professional AI experience, demonstrating a successfultrack record of leading and deployingenterprise-scale AI systems.

Expert-levelproficiency in Python, SQL, cloud platforms (e.g., AWS, Azure, GCP), and container orchestration tools (Docker, Kubernetes).

Extensive practicalexperiencewith production ML frameworks, advanced LLM models, fine-tuning, prompt engineering, performance optimization, and orchestration tools (Apache Airflow).

Exceptional communication, leadership, and strategicinfluencingskills, with expertise communicatingcomplextechnical concepts clearlyacross all stakeholder levels.

Provenproblem-solving excellence and ability to continuouslyadapt, learn, and integrateevolving AI techniques.

Nice-to-Have Skills:

Provenability in infrastructure as code (Terraform) for scalable AI solutions, sophisticated system design, and data governance practices.

Demonstrableexperience in secure and robust AI deployments.

Deep interest and experience in generative AI, LLM innovation, and continuousprofessionalknowledge-building.

Apply now

Please click the 'apply' button on this page and submit your application in English.


Please inform us if you require any special accommodations to participate fully in our recruitment experience. You can contact us at [email protected] for any additional support.

Equal opportunity statement


Frontiers actively embraces diversity and is a safe and welcoming workplace. Recruitment is free from discrimination – including based on race, national or ethnic origin, age, religion, disability, sex, gender identity or sexual orientation. With employees from more than 50 different nations, our diversity creates vibrant teams and constantly challenges us to appreciate multiple perspectives.

Posted 2025-08-17

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