Advanced Prototype Developer

Litmus Mockups Ltd; United Kingdom; On-site; GBP 25,000 - 35,000; Full time

Job summary

A leading packaging prototype firm in the United Kingdom is looking for a Mid-Senior level engineer to design and build complex prototypes, integrating advanced technologies. The ideal candidate will have strong problem-solving skills and a meticulous engineering mindset. The role offers a salary range of £25,000 to £35,000, along with opportunities to grow alongside industry specialists.

Qualifications

• Experience in packaging prototype development.
• Knowledge of electronic integration within packaging.
• Strong mechanical engineering background is a plus.

Responsibilities

• Design and build complex packaging prototypes using advanced techniques.
• Integrate electronic components into packaging solutions.
• Collaborate with clients to solve packaging challenges.

Skills

Model‑Making Mastery

Technical Precision

Problem‑Solving Genius

Material Knowledge

Tools

CAD/3D Modeling

Programming

Job description

Litmus is the industry leader in bringing creative concepts to stunning reality for the packaging industry. We specialise in prototype development and ensure bold visions are brought to life for the biggest brands worldwide. Our team combines cutting-edge innovation with meticulous craftsmanship to deliver brand assets that don't just look exceptional, they tell a brand's story.

Every project begins with a spark of imagination and ends with a real‑life prototype that exceeds expectations. We bridge the gap between digital design and tangible product, creating assets that capture every texture, finish, and detail with precision. Our expertise spans from initial concept sketches to final production‑ready samples that help our clients visualise their success.

What sets this opportunity apart?

The Variety: From mechanical moving parts in luxury packaging to electronic integration in smart consumer products, every project brings new challenges that will expand your skill set.

The Technology: Access to cutting‑edge prototyping equipment, advanced materials, and the freedom to experiment with emerging technologies.

The Learning: Work alongside specialists in print, design, and production while developing expertise that's rare in the market.

Role Description

Technical Innovation

• Design and build complex packaging prototypes using advanced model‑making techniques
• Integrate electronic components into packaging solutions (sensors, lights, interactive elements)
• Develop mechanical moving parts and innovative opening mechanisms
• Create functional prototypes that demonstrate real‑world performance

Problem Solving Excellence

• Tackle complex engineering challenges that require creative solutions
• Reverse‑engineer existing products to understand and improve functionality
• Troubleshoot technical issues using systematic analytical approaches
• Collaborate with clients to solve packaging challenges they didn't know they had
• Manage multiple prototype projects from concept to completion
• Mentor junior team members in technical best practices
• Drive continuous improvement in prototyping processes and capabilities

Core Expertise

• Model‑Making Mastery: Your hands can bring any concept to life
• Technical Precision: Engineering mindset with meticulous attention to detail
• Problem‑Solving Genius: You see solutions where others see roadblocks
• Material Knowledge: Understanding of various prototyping materials and their properties

Nice to Have (but not essential)

• Electronic Engineering Background: The ability to integrate smart features into packaging
• Mechanical Engineering Experience: Understanding of moving parts, mechanisms, and functionality
• CAD/3D Modeling Skills: Digital design capabilities to complement physical building
• Programming Knowledge: Basic coding for interactive prototype features

The Character We Value

• Innovative Thinker: You naturally see new possibilities and approaches
• Self‑Motivated: You drive projects forward independently
• Detail Obsessed: Precision is your default setting
• Collaborative Spirit: You work seamlessly with creative and technical teams
• Growth Minded: Every challenge is a learning opportunity

Salary Range

• In the range of £25,000‑£35,000 (upper bracket for candidates demonstrating relevant experience)

Seniority Level

• Mid‑Senior level

Employment Type

• Full‑time

Job Function

• Engineering and Information Technology
• Industries: Printing Services