GroupM Nexus - Addressable Front-End Developer (FTC Mat Cover)

Front-End Developer is needed in London, United Kingdom.

Client: GroupM Nexus

Location: London, United Kingdom

Contract: Contractor

Job Description

Addressable is a rapidly growing area within the industry and Wavemaker, focusing on combining data, audiences, and creative to deliver personalized ads across all digital media. We are seeking an Addressable Front-End Developer to support the end-to-end process of creating and launching campaigns. The ideal candidate will work closely with the team on concepts, strategies, designs, creative builds, and the delivery of high-quality work on multiple projects. This is a 12-month fixed-term contract.

The role involves working with digital design tools, ad servers, creative management platforms, and emerging ad technologies to produce high-quality dynamic creative ads. This includes building dynamic templates and creating dynamic versions of ads while pushing the boundaries of design, audience targeting, and data generation. The developer will also collaborate with Addressable and Data Innovation teams to innovate new ways of producing dynamic creative templates, involving prototyping and focused project management.

Requirements

• Responsible for creative production across clients utilizing innovative Addressable solutions, ensuring the highest creative output standard.
• Support creative feed management and build creative variants from core templates.
• Activation of addressable campaigns and own quality assurance of all produced materials against brand guidelines.
• Develop and maintain expertise in the end-to-end Addressable product.
• Lead on creative strategy and design requests.
• Ability to work independently and collaboratively in a team.
• Proven track record of delivering and exceeding expectations on creative briefs.
• Strong self-management skills: timelines, deliveries, SLAs, expectation management.
• Build strong relationships with client teams, ensuring effective communication and education on team practices.
• Excellent communication skills for interaction with senior business and technical staff.
• Strong critical-thinking and problem-solving abilities, with attention to detail to identify process errors quickly.
• Results and delivery-focused mindset.

Core Skills

• Proficient in HTML5, CSS, and JavaScript.
• Experience with JavaScript animation libraries (GSAP) or CSS keyframe animation.
• Working knowledge of Adobe Creative Suite (nice to have).
• Experience in building hand-coded dynamic creative (nice to have).
• Experience in building HTML5 banners.
• Proficient in Microsoft Excel and understanding of data manipulation.

About Wavemaker UK

Wavemaker is a global media agency that strives to find better ways to grow by leveraging a deep understanding of audiences and innovative planning processes. The agency works with notable clients, including Audible, Nationwide, Danone, Asahi, and Morrisons. Wavemaker’s approach combines machine learning and human intelligence to achieve exceptional growth for top brands. As part of GroupM, Wavemaker emphasizes positive provocation and deep knowledge of clients’ businesses.

Equal Opportunities Statement

Wavemaker UK is an equal opportunities employer and welcomes applications from suitably qualified individuals regardless of race, gender identity, disability, culture/religion/belief, sexual orientation, or age.