Senior UI Designer

📍 Job Overview

Job Title: Senior UI Designer

Company: VML

Location: London, England, United Kingdom

Job Type: Contractual Role

Category: Creative & Media / Art & Design / CX

Date Posted: 2026-04-30T15:42:20

Experience Level: 5-10 Years

Remote Status: Hybrid

🚀 Role Summary

• Drive the visual design and user interface strategy for complex digital platforms, with a strong emphasis on e-commerce and conversion optimization.

• Develop and maintain high-fidelity, pixel-perfect responsive interfaces that align with brand identity and enhance user experience across various devices.

• Collaborate within a cross-functional CX team, including UX, Service Design, Optimisation, and Consulting Leads, to deliver integrated and impactful design solutions.

• Leverage expertise in design systems to ensure scalability, consistency, and efficiency in design execution for large consumer-facing brands.

📝 Enhancement Note: The role is described as a "short-term contractual role," which is a critical detail for candidates to consider regarding job stability and long-term career planning. The emphasis on "conversion-led design" and "eCom landscape" strongly suggests a focus on driving tangible business results through UI design.

📈 Primary Responsibilities

• Conceptualize and execute the digital brand look and feel, designing pixel-perfect, responsive interfaces that satisfy both user needs and business objectives.

• Apply user-centered design best practices, conversion design principles, and accessibility standards to all interface designs.

• Utilize and contribute to design systems to create designs at scale, ensuring consistency and efficiency across projects.

• Maintain the highest standards of design quality, ensuring work resonates within the e-commerce landscape and impresses clients.

• Actively stay updated on the latest advancements in technology, design trends, and tooling to inform design decisions and processes.

• Clearly communicate and confidently defend design ideas, solutions, and decisions to clients and internal stakeholders.

• Work collaboratively with stakeholders, fellow designers, UX consultants, product managers, and developers to ensure cohesive project execution.

• Manage individual projects effectively, working quickly and accurately to meet tight deadlines in a fast-paced environment.

📝 Enhancement Note: The responsibilities highlight a hands-on approach and a need for adaptability in a "fast-paced, ever-moving environment." This implies that candidates should be comfortable with dynamic project scopes and rapid iteration cycles common in agency settings.

🎓 Skills & Qualifications

Education: Degree educated in Graphic/UI Design or a similar discipline.

Experience: 5-10 years of relevant experience, with a strong emphasis on e-commerce and consumer-facing brands.

Required Skills:

• Proven experience using design systems on large, consumer-facing brands.

• Demonstrable expertise in e-commerce design principles and execution.

• Excellent design skills, with advanced proficiency in Figma, Sketch, and Adobe Creative Suite.

• Strong understanding of user-centered design best practices and accessibility principles.

• Outstanding eye for design, typography, and visual hierarchy.

• Ability to present concepts and design decisions effectively to diverse audiences.

• Meticulous attention to detail with a keen sense of craftsmanship.

• Proven ability to manage own projects and meet tight deadlines.

Preferred Skills:

• Experience with design tokens.

• Animation and video experience (Adobe After Effects, Final Cut Pro).

• Experience working within a digital or creative agency or an in-house design studio.

📝 Enhancement Note: The emphasis on specific tools like Figma, Sketch, and Adobe Creative Suite, coupled with the requirement for experience with "design systems on a large consumer facing brand," points to a need for candidates who can hit the ground running and contribute immediately to complex, enterprise-level projects. The "contractual role" nature suggests a focus on immediate impact and proven delivery capabilities.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A compelling portfolio that clearly demonstrates high-quality online design work, with a significant focus on e-commerce projects.

• Case studies that showcase the design process from concept to execution, highlighting problem-solving and strategic thinking.

• Examples of responsive interface design across various devices and screen sizes.

• Demonstration of work created using design systems and adherence to brand guidelines.

Process Documentation:

• While not explicitly stated as a deliverable, candidates are expected to articulate their design process during interviews and portfolio reviews. This includes:

  • Workflow design for UI projects, from initial concept and wireframing to high-fidelity mockups.

  • Methods for incorporating user feedback and iterating on designs.

  • Strategies for ensuring accessibility and performance optimization in UI elements.

  • Approaches to collaborating with UX, development, and product teams.

📝 Enhancement Note: The requirement for a "compelling portfolio that demonstrates high quality design online, including eCommerce" is paramount. Candidates should curate their portfolios to highlight relevant e-commerce case studies, showcasing their ability to drive conversion and improve user experience through their UI designs. The ability to articulate the "why" behind design decisions and the impact on business goals will be crucial.

💵 Compensation & Benefits

Salary Range: As this is a contractual role, compensation is likely to be negotiated based on experience, skills, and the duration of the contract. For a Senior UI Designer in London with 5-10 years of experience, contract rates can typically range from £350 - £600 per day, depending on the agency, client, and specific project demands.

Benefits:

• Opportunity to work with world-leading brands.

• Focus on career development and skill growth.

• Empowerment to make a difference.

• Environment that allows individuals to be themselves.

• Respect for individual identity.

• Potential for exposure to cutting-edge digital design and e-commerce strategies.

Working Hours: Standard full-time hours are expected, likely aligning with the agency's operational needs. The description implies a fast-paced environment, suggesting flexibility and a willingness to meet project deadlines may be required. The hybrid model suggests approximately 4 days in the office per week.

📝 Enhancement Note: Given it's a contractual role, benefits are typically limited compared to permanent positions. The provided benefits focus on professional growth and the intrinsic value of the work. Candidates should clarify the specific contract duration, payment structure (e.g., PAYE vs. umbrella company), and any potential for contract extension during the interview process.

🎯 Team & Company Context

🏢 Company Culture

Industry: Marketing & Advertising, Digital Experience, Commerce Solutions. VML is a leading creative company within the WPP network, specializing in brand experience, customer experience, and commerce.

Company Size: VML is part of WPP, a global network of 26,000+ employees across 55+ markets. The Enterprise Solutions division alone has over 4,200 experts in 55 operational centers across 34 countries. This indicates a large, well-resourced organization with global reach.

Founded: VML was formed through the merger of VML and Y&R in 2018, with Y&R having a long history. VML itself has a significant history in digital marketing and creative services.

Team Structure:

• The role is within the rapidly expanding CX team in the UK.

• The Senior UI Designer will work alongside Leads in UX, UI, Service Design, Optimisation, and Consulting.

• Collaboration is expected with fellow designers, UX consultants, product managers, and developers.

Methodology:

• Focus on creating "connected brands to drive growth."

• Emphasis on human-first, award-winning work.

• Integration of brand experience, customer experience, and commerce.

• Data-driven approaches are implied through "marketing measurement & optimization" mentions and the focus on conversion.

• Agile and iterative processes are suggested by the "fast-paced, ever-moving environment" and need for quick, accurate work.

Company Website: https://www.vml.com/

📝 Enhancement Note: VML's culture is described through its core values: Heart, Brains, and Courage. This suggests a company that values empathy, collaboration, intellectual curiosity, problem-solving, and bold innovation. For a UI Designer, this means an environment that encourages creative risk-taking and a collaborative approach to problem-solving.

📈 Career & Growth Analysis

Operations Career Level: Senior Individual Contributor within the CX/Design domain. This role requires significant experience and the ability to work independently and lead design execution.

Reporting Structure: The Senior UI Designer will work alongside Leads in UX, UI, Service Design, Optimisation, and Consulting. The exact reporting line is not specified but would likely be to a UI/Design Lead or a Head of CX.

Operations Impact: The role directly impacts revenue by designing interfaces that improve user experience and "ultimately increase conversion." The work is critical for client success in the e-commerce landscape, driving multi-channel growth for world-leading brands.

Growth Opportunities:

• Skill Development: Opportunity to work on diverse, high-profile client projects, expanding expertise in e-commerce, conversion optimization, and design systems. Exposure to advanced design trends and tooling.

• Career Progression: While this is a contractual role, successful performance could lead to further contract extensions or potentially permanent opportunities within VML or WPP, or it can serve as a significant portfolio builder for future senior roles.

• Leadership Potential: The role involves presenting design decisions and working collaboratively, offering chances to develop leadership and communication skills. For those excelling, future opportunities might involve mentoring junior designers or leading smaller design streams.

📝 Enhancement Note: The "contractual role" aspect needs to be balanced with the stated emphasis on "career development and skill growth." Candidates should view this as a strategic move to gain experience with leading brands and refine specialized skills, rather than a typical long-term career path, unless explicitly discussed otherwise.

🌐 Work Environment

Office Type: Hybrid work model, with teams in the office an average of four days a week. This suggests a collaborative office environment designed to foster creativity and connection.

Office Location(s): London, England, United Kingdom. Specific office address details would be provided upon engagement.

Workspace Context:

• Collaborative environment designed to foster creativity, collaboration, and connection.

• Access to necessary design tools and technology (Figma, Sketch, Adobe Creative Suite).

• Opportunities for interaction with a cross-functional team of designers, UX consultants, product managers, and developers.

• The agency environment is typically dynamic, with a focus on client deliverables and fast-paced project cycles.

Work Schedule: Standard full-time hours are expected, likely around 40 hours per week. Flexibility may be required to meet project deadlines, which is common in agency contractual roles.

📝 Enhancement Note: The hybrid model is a key aspect. Candidates should be prepared to work from the London office for a significant portion of the week, contributing to the in-person collaborative culture. Arrangements for flexibility or accommodations should be discussed directly with the hiring team.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: Likely a brief call to assess basic qualifications, experience, and suitability for a contractual role.

• Portfolio Review: A crucial stage where candidates present their work. Expect to walk through 2-3 key projects, detailing your role, process, design rationale, and the impact of your work (especially conversion metrics for e-commerce projects).

• Skills/Technical Interview: May involve a discussion on specific design tools, design systems, conversion strategies, or accessibility standards.

• Team/Cultural Fit Interview: Meetings with potential colleagues and leads (UX, Service Design, etc.) to assess collaboration style and cultural alignment with VML's values (Heart, Brains, Courage).

• Client/Stakeholder Simulation (Possible): Depending on the project, a presentation or case study exercise simulating client interaction or a design challenge might occur.

Portfolio Review Tips:

• Curate Selectively: Focus on 2-3 strong e-commerce case studies that best represent your senior-level UI design skills and conversion-driven approach.

• Highlight Your Role: Clearly articulate your specific contributions and decision-making process, especially if working in a team.

• Showcase Process: Detail your approach to understanding user needs, business goals, and how you translated them into design solutions. Use wireframes, user flows, and design iterations to illustrate this.

• Quantify Impact: Whenever possible, present metrics demonstrating the success of your designs (e.g., increased conversion rates, improved user satisfaction scores, reduced bounce rates).

• Design Systems & Responsiveness: Clearly demonstrate your experience with design systems and your ability to create pixel-perfect responsive interfaces.

• Typography & Craftsmanship: Ensure your presentation itself is impeccably designed, reflecting your attention to detail and craft.

Challenge Preparation:

• Be prepared to discuss how you would approach a specific design challenge related to e-commerce or improving conversion rates.

• Practice articulating your design thinking process concisely and persuasively.

• Understand VML's core values (Heart, Brains, Courage) and how you embody them in your work.

• Research VML's recent work and client portfolio to understand their design aesthetic and strategic focus.

📝 Enhancement Note: The portfolio review is paramount. Candidates should be ready to defend their design decisions with data and rationale, particularly concerning conversion optimization and user experience. The ability to communicate effectively about complex design challenges and solutions is key.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: Essential for collaborative design, prototyping, and handoff.

• Sketch: A core tool for UI design, likely used for existing projects or specific client requirements.

• Adobe Creative Suite: Including Photoshop and Illustrator, for asset creation, manipulation, and visual design refinement.

Analytics & Reporting:

• While not explicitly listed as a required tool for the UI Designer, an understanding of how to interpret and use data from analytics platforms (e.g., Google Analytics, Adobe Analytics) to inform design decisions is crucial, especially for conversion-led design.

CRM & Automation:

Preferred Tools/Technologies:

• Design Tokens: Experience with design tokens is a plus, indicating a more advanced understanding of design system management and scalability.

• Adobe After Effects / Final Cut Pro: Useful for creating motion graphics, animations, or video content for UI elements or marketing assets.

📝 Enhancement Note: Proficiency in Figma, Sketch, and the Adobe Creative Suite is non-negotiable. Candidates should be prepared to discuss their experience and workflow with these tools, along with how they leverage design systems for efficiency and consistency. Familiarity with design tokens and animation tools provides a competitive edge.

👥 Team Culture & Values

Operations Values:

• Heart: Empathy and trust in client and team relationships, fostering human-centric work. This translates to understanding user needs deeply and collaborating respectfully.

• Brains: Relentless curiosity and collaborative intelligence to solve complex challenges. This means a proactive approach to learning, problem-solving, and sharing insights within the team.

• Courage: Speaking up, embracing experimentation, and advocating for bold solutions. This encourages innovation and pushing design boundaries, even in a contractual role.

Collaboration Style:

• Cross-functional Integration: Close collaboration with UX, Service Design, Optimisation, and Consulting leads, as well as product managers and developers.

• Agile & Iterative: Working in a "fast-paced, ever-moving environment" suggests an agile approach, with regular feedback loops and iterative design processes.

• Communication & Defense: Open communication is expected, along with the ability to confidently defend design decisions based on user needs, business goals, and best practices.

• Client-Facing: The role involves direct client interaction and presenting design solutions, requiring strong communication and presentation skills.

📝 Enhancement Note: Candidates should demonstrate an alignment with VML's "Heart, Brains, Courage" values. This means showing empathy for users, a proactive and intelligent approach to problem-solving, and the courage to propose innovative and potentially challenging design solutions.

⚡ Challenges & Growth Opportunities

Challenges:

• Short-Term Contract: Adapting quickly to a new team, client, and project scope within a limited timeframe.

• High-Profile Clients: Meeting the demanding standards and expectations of VML's blue-chip client partners.

• Conversion-Focused Design: Balancing creative expression with the strict requirements of conversion optimization and transactional user journeys.

• Fast-Paced Environment: Managing multiple projects and tight deadlines without compromising design quality or attention to detail.

• Design System Complexity: Working with and potentially contributing to complex, large-scale design systems.

Learning & Development Opportunities:

• Exposure to Leading Brands: Gaining experience and portfolio pieces from high-profile clients like AstraZeneca, Colgate-Palmolive, Dell, Ford, Microsoft, Nestlé, The Coca-Cola Company.

• Specialized Skill Enhancement: Deepening expertise in e-commerce UI design, conversion optimization strategies, and advanced use of design systems.

• Cross-functional Collaboration: Learning from and working with experts in UX, Service Design, Optimisation, and Consulting.

• Industry Trends: Staying at the forefront of digital design, technology, and e-commerce best practices.

• Portfolio Building: The role offers a significant opportunity to enhance a professional portfolio with impactful, client-facing work.

📝 Enhancement Note: The primary challenge is the contractual nature, requiring rapid integration and immediate contribution. However, this also presents a significant growth opportunity for experienced designers looking to expand their portfolio and gain exposure to diverse, high-impact projects.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you used UI design to significantly improve conversion rates on an e-commerce platform. What was your process, and what were the results?"

• "How do you approach designing for accessibility and ensuring it's integrated from the start, not as an afterthought?"

• "Walk us through your process for leveraging a design system to create a new feature or interface. What are the benefits and potential challenges?"

• "How do you balance creative innovation with the brand's established visual identity and business objectives?"

Company & Culture Questions:

• "How do VML's values of Heart, Brains, and Courage resonate with your own approach to design and collaboration?"

• "What excites you about working on e-commerce projects for large consumer brands?"

• "How do you stay updated on the latest design trends and technologies?"

Portfolio Presentation Strategy:

• Structure: Organize your portfolio by case study, clearly outlining the problem, your role, process, solution, and results.

• Visuals: Use high-quality mockups, wireframes, user flows, and interactive prototypes. Show the evolution of the design.

• Narrative: Tell a compelling story for each project, focusing on the "why" behind your decisions and the impact achieved.

• Metrics: Quantify success wherever possible (e.g., conversion lift, engagement increase).

• Conciseness: Be prepared to present your key projects within a given timeframe, focusing on the most impactful aspects.

📝 Enhancement Note: Be ready to discuss specific tools and methodologies, especially Figma, Sketch, design systems, and conversion optimization techniques. The interview will likely assess your ability to think strategically, solve problems creatively, and communicate your ideas effectively, all while demonstrating a strong understanding of e-commerce dynamics.

📌 Application Steps

To apply for this operations position:

• Submit your application through the provided application link on the VML careers page.

• Curate Your Portfolio: Select 2-3 of your strongest e-commerce UI design projects that showcase your senior-level skills, conversion-driven approach, and experience with design systems. Ensure it's easily accessible online (e.g., personal website, Behance, PDF).

• Tailor Your Resume: Highlight experience with Figma, Sketch, Adobe Creative Suite, design systems, responsive design, and e-commerce projects. Use keywords from the job description and quantify achievements with metrics where possible.

• Prepare Your Narrative: Practice articulating your design process, decision-making rationale, and the impact of your work, especially for your portfolio case studies. Be ready to discuss how you embody VML's values.

• Research VML: Understand VML's client roster, recent campaigns, and company culture. Familiarize yourself with their approach to CX and commerce.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.