Critical Mass

Join Critical Mass as our Associate Media Planner with a focus on media billing. In this role you will play a vital part in supporting our media investment team ensuring accurate and timely invoicing for our clients and maintaining meticulous records of media budgets and vendor transa More...

The community you will join:As a Senior Designer you will partner with supporting disciplines such as writers researchers product specialists and engineers to build beautiful usable forward-looking products that empower people. Our design charter is to help foster an emotional connect More...

The community you will join:As a Senior Designer you will partner with supporting disciplines such as writers researchers product specialists and engineers to build beautiful usable forward-looking products that empower people. Our design charter is to help foster an emotional connect More...

As a freelance Senior Designer Product you are excited to contribute to the development of creative concepts that translate visually. You are an original thinker and a team playermatching strategic direction with appropriate design results across digital experiences. Theres a line bet More...

As a freelance Designer Product you are excited to contribute to the development of creative concepts that translate visually. You are an original thinker and a team playermatching strategic direction with appropriate design results across digital experiences. Theres a line between cr More...

The Art Director is responsible for conceptual development and the execution of creative deliverables. Youre a natural collaborator and enjoy leading multidisciplinary teams to bring email marketing campaigns to life. You will oversee the visual design layout copy and creative strateg More...

As a freelance Senior Designer Product you are excited to contribute to the development of creative concepts that translate visually. You are an original thinker and a team playermatching strategic direction with appropriate design results across digital experiences. Theres a line bet More...

As a freelance Designer Product you are excited to contribute to the development of creative concepts that translate visually. You are an original thinker and a team playermatching strategic direction with appropriate design results across digital experiences. Theres a line between cr More...

The Art Director is responsible for conceptual development and the execution of creative deliverables. Youre a natural collaborator and enjoy leading multidisciplinary teams to bring email marketing campaigns to life. You will oversee the visual design layout copy and creative strateg More...

As a Marketing Science Group Director your curiosity never ends. Youre a rock star in all aspects of empirical practice to use your extensive experience as a client consultant to be a subject matter expert. Collaborating with multidisciplinary teams you identify prioritize and address More...

The Senior Strategist provides important strategic leadership and guidance. This individual will be expected to perform planning functions on complicated and challenging projects. The Senior Strategist must gain an intimate understanding of the client their competitors and key industr More...

Critical Mass London is on the lookout for a talented Senior UX Designer to join our dynamic team and work with a high-profile fast-paced client on cutting-edge digital experiences.As a Senior UX Designer youll be the driving force behind creating seamless and impactful user experienc More...

As the VP Client Partner you will lead the mass media and digital media work streams for a high-profile client within an Omnicom integrated contract. This role requires a dynamic leader who can drive strategic initiatives foster collaboration across agencies and ensure seamless execut More...

As a Copywriter you are a storyteller who loves to collaborate with creatives and strategists. Copy is your comfort-zone but youve got a well-rounded knowledge of the broader industry. Grasping communication challenges and devising imaginative solutions that are both brilliant and on- More...

Critical Mass is on the lookout for a dynamic HR Payroll & Benefits Coordinator to join our London team.In this pivotal role youll report directly to the Senior HR Director and collaborate closely with the Senior HR Business Partner Talent Acquisition Manager and Head of Finance. More...

This role involves working within the entire 3D production pipeline from CAD/intake to high-fidelity 3D renders. The role demands expertise in various 3D platforms and in-depth knowledge of Unreal Engine visual development tracks and technical capabilities enabling production optimiza More...

This role involves working within the entire 3D production pipeline from CAD/intake to high-fidelity 3D renders. The role demands expertise in various 3D platforms and in-depth knowledge of Unreal Engine visual development tracks and technical capabilities enabling production optimiza More...

As a Copywriter you are a storyteller who loves to collaborate with creatives and strategists. Copy is your comfort-zone but youve got a well-rounded knowledge of the broader industry. Grasping communication challenges and devising imaginative solutions that are both brilliant and on- More...

The Quality Assurance Specialist takes holistic view of all projects. You will work closely with Project Managers and Technologists to mitigate risks and manage delivery so strong organizational and interpersonal skills are key. The QA Specialist will have the opportunity to work acro More...

Were looking for a Freelance Designer to join our growing team and assist with the design work on a 3 month project. This role is grounded in digital design particularly concepting for web experiences and will be central to the ongoing evolution our clients digital ecosystem.This role More...