Full-Time

Wellness Science Lead

Posted on 1/9/2026

Welltech

Welltech

Develops mobile health and fitness apps

No salary listed

Madrid, Spain + 1 more

More locations: United Kingdom

Remote

Category
Biology & Biotech (2)
,
Requirements
  • Deep expertise in wellness, fitness, and behaviour change, with both academic grounding (e.g. exercise science, sports medicine, psychology, public health or related fields) and practical application in real-world programs
  • Proven strategic leadership in a relevant domain (wellness, fitness, digital health), including setting a vision, building roadmaps, and influencing cross-functional stakeholders
  • Strong science communication skills, able to translate complex wellness and behavioural science into clear, engaging, and actionable guidance for a broad consumer audience
  • Experience building and leading expert teams, including recruiting, coaching, and aligning academics, practitioners, and creators around a shared methodology and quality bar
  • Fluent with digital products and content workflows, including using data and digital tools to brief, review, and iterate on classes, programs, and multi-modal content
  • Exceptional collaboration and stakeholder management, with the ability to partner closely with Product, Content, Marketing, and Legal across multiple markets
  • Outstanding written and verbal communication and organisation skills, with attention to detail and consistency in tone, style, and brand voice
  • Relevant professional certifications or education in sports science, coaching, wellness, nutrition, or related disciplines; higher degrees (Master’s/PhD) in a relevant field are a strong plus
Responsibilities
  • Consolidate and improve our wellness, and behaviour change methodologies. Make them real for our customers
  • Work with wellness science and industry experts to define and implement unique, welltech training and wellness programmes for our global audience
  • Work with our Product, and Content teams to help us to build ever more impactful wellness plans
  • Continuously adapt and innovate our approach based on industry trends and evolving user needs
  • Work closely with product leads to ensure our workout, and wellness programmes align with digital product strategies and user expectations
  • Adapt training programs to cultural and regional contexts, climates, age groups, fitness preferences. Monitor and comply with local regulations and constraints to maintain brand integrity and user trust in global markets
  • Building a network of experts (either in-house or freelance) who specialise in fitness, wellness and nutrition
  • Partner with product leads to guide digital content development and maintain up-to-date market insights
  • Initiate and manage sports campaigns such as seasonal or goal-oriented programs (e.g. ‘New Year, New Me’)
  • Engage thought leaders, fitness influencers, and medical professionals to co-create projects that enhance the overall value to users
Desired Qualifications
  • Higher degrees (Master’s/PhD) in a relevant field are a strong plus
  • Professional certifications in sports science, coaching, wellness, nutrition, or related disciplines are considered a plus

Welltech is a global health and fitness tech company with Ukrainian roots that builds mobile apps focused on wellness. The company offers a suite of apps for fitness tracking, weight loss programs, yoga instruction, and intermittent fasting guidance. Users access core features via free apps and pay for premium content through in-app purchases or subscriptions, enabling personalized plans and enhanced content. The products run on mobile devices and are designed to be easy for individuals to use on their own, with revenue coming from direct-to-consumer subscriptions and purchases. Welltech differentiates itself by growing organically without external funding, expanding through multiple European hubs (five centers) and maintaining a sizable global user base with over 220 million installs. Its goal is to help people improve their health and fitness by delivering accessible, scalable wellness tools that people can use anytime, anywhere.

Company Size

N/A

Company Stage

N/A

Total Funding

N/A

Headquarters

N/A

Founded

N/A

Simplify Jobs

Simplify's Take

What believers are saying

  • Organic growth sustains 753 employees and $25.5M revenue.
  • UK entity diversifies into electromedical equipment manufacturing.
  • Apps foster healthy habits for millions of users worldwide.

What critics are saying

  • MyFitnessPal erodes subscriptions via Under Armour cross-promotions.
  • Apple Fitness+ locks iPhone users with HealthKit exclusivity.
  • Google Fit undercuts $9.99/month with free Gemini AI.

What makes Welltech unique

  • Welltech bootstrapped to $25.5M revenue without external funding.
  • Portfolio exceeds 220 million installs across six apps.
  • Operates hubs in US, Ukraine, Poland, UK, Spain.

Help us improve and share your feedback! Did you find this helpful?

Benefits

Wellness Program

Professional Development Budget

Performance Bonus

INACTIVE