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Mars UK • GBR-Berkshire-Slough | United Kingdom

Product Development Scientist

Employment type:  Full time
Salary:  £43,500 – £54,000 per annum
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Job Description

Job Description:

Product Development Scientist

Location: Slough, UK, hybrid type (50% min on-site)
Salary: £43,500 - £54,000, annual bonus, benefits


As Product Development Scientist at Mars, you will support Innovation and NPD product launches, value leadership and recipe adjustments required to keep us abreast of regulatory changes. We're looking for someone with strong drive and problem solving skills to progress projects and strong personal development skills and agility to learn from experience.


What are we looking for?

  • Bachelor of Science in a technical area including engineering, chemistry, food science is required

  • Proven Project management skills typically acquired through years of professional experience in leading development projects as the key technical member on a cross-functional team.

  • Experience of translating ideas and concepts with marketing, influencing stakeholders on direction and execution with suppliers and factories.

  • Proven track record of management of complex projects through execution, preferably with cross functional teams

  • Development and growth mindset, agility in learning, self-development, communication and problem solving.


What will be your key responsibilities?

  • Responsible for leading product development activities and is accountable for the execution of the allocated programs and work streams to bring project through to commercialization

  • Ensures that the product development delivers for the brands and that they are designed to meet the brand key quality attributes.

  • Develops products through kitchen and pilot plant stage.

  • Develops products in line with timelines to ensure successful market launches.

  • Ensures that the product specifications are accurate to ensure correct costing and inputs into recipe systems.

  • Ensures that Product quality standards for each new and current product to ensure performance at the required level for our products.

  • Works within cross-functional teams to ensure that desirability, feasibility and viability are evaluated for all projects as part of the development process.

  • Works closely with R&D Factory Innovation peers to ensure products developed can be scaled effectively within existing internal manufacturing technology capabilities.

  • Collaborates with regional R&D peers to ensure the effective technical delivery of the project

  • Remains abreast of new developments in food technologies, packaging, design, category trends and related fields


What can you expect from Mars?

  • Work with diverse and talented Associates, all guided by The Five Principles.

  • Join a purpose-driven company, where we’re striving to build the world we want tomorrow, today.

  • A strong focus on learning and development support from day one, including access to our in-house Mars University.

  • An industry-competitive salary and benefits package, including a company bonus.


Find out more about what Mars can offer you by visiting our Global Careers site: https://careers.mars.com/global/en

Mars is committed to providing access, equal opportunity, and reasonable adjustments for individuals with disabilities, long-term health conditions, or who are neurodiverse during the application and recruitment process. To request reasonable adjustments, complete our Reasonable Adjustment Request Form here.

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Working at Mars UK

Hybrid

Core hours 11–3

Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
Sabbaticals
Enhanced maternity leave – 26 weeks at 90% pay
Enhanced paternity leave – 26 weeks at 90% pay
24 days annual leave + bank holidays
“Pawternity” leave
Pregnancy loss leave
Bank holiday swaps
Shared parental leave
Adoption leave
Family health insurance
Pregnancy support
Neonatal leave
Faith rooms
Meditation space
Dog friendly office
Dog friendly co-working space
Annual bonus
Employee discounts
Cinema discounts
Referral bonus
Joining bonus
Cycle to work scheme
Electric Car Salary Sacrifice
Enhanced pension match/contribution
Theme park discounts
Lunch and learns
In house training
Learning license
Studying sabbaticals
Open to part time work for some roles
Menopause support
On-site gym
On-site barista
Secure on-site parking
On-site catering
Private booths
On-site wellness room
Collaboration spaces

Awards & Accreditations

1st - Most Family Friendly Company

1st - Most Family Friendly Company

Flexa awards 2026
3rd - Best Workplace Benefits

3rd - Best Workplace Benefits

Flexa awards 2026
Most loved - Large companies

Top 5 - Most loved - Large companies

Flexa awards 2026
Best Work-Life Balance

Top 10 - Best Work-Life Balance

Flexa awards 2026
1st - Most Family Friendly Company

1st - Most Family Friendly Company

Flexa awards 2025
2nd – Pet Friendly

2nd – Pet Friendly

Flexa awards 2025
Most Flexible Company

Top 5 - Most Flexible Company

Flexa awards 2025
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Top 5 - Most Inclusive Company

Flexa awards 2025
Best Work-Life Balance

Top 10 - Best Work-Life Balance

Flexa awards 2025
Best Career Progression

Top 10 - Best Career Progression

Flexa awards 2025
Best Workplace Culture

Best Workplace Culture

Flexa awards 2025
Best Workplace Benefits

Best Workplace Benefits

Flexa awards 2025
1st – Large companies

1st – Large companies

Flexa100 2024
Consumer Goods

Consumer Goods

Industry awards 2023
3rd – Large companies

3rd – Large companies

Flexa100 2023
Retail & Ecommerce

Retail & Ecommerce

Industry awards 2022
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