UI Designer

📍 Job Overview

Job Title: UI Designer

Company: SRT Marine Systems plc

Location: London, Greater London (Hybrid)

Job Type: Full-Time

Category: Product Design / UI/UX

Date Posted: 2026-04-11

Experience Level: Experienced (2-5 years)

Remote Status: Hybrid

🚀 Role Summary

• Design and develop intuitive user interfaces for desktop, web, and mobile applications within the marine surveillance technology sector.

• Drive end-to-end design ownership, from initial concept and research through to polished UI delivery and developer handoff.

• Contribute to and scale a component-based design system, adhering to atomic design principles and ensuring consistency across platforms.

• Collaborate closely with Product Management, Engineering, and other design teams to translate complex user needs into elegant, user-friendly solutions.

• Enhance user experience by prototyping, testing ideas, and continuously contributing to product improvements.

📝 Enhancement Note: While the role is titled "UI Designer," the description emphasizes strong UX thinking and end-to-end design ownership, indicating a hybrid UX/UI role. The "Experienced" level suggests a need for demonstrable project experience beyond entry-level, likely 2-5 years of relevant work. The company's focus on "Maritime Domain Awareness technologies" implies a need for designers who can handle complex data visualization and operational interfaces.

📈 Primary Responsibilities

• Take full ownership of the design lifecycle for new features and product enhancements across SRT's suite of software platforms for web and mobile.

• Actively maintain, evolve, and scale the company's design system, ensuring adherence to established patterns, UI guidelines, and component libraries.

• Develop interactive prototypes and conduct user testing to validate design concepts and gather feedback for iterative improvements.

• Collaborate with Product Managers and Engineers to understand technical constraints and user requirements, translating them into functional and aesthetically pleasing UI designs.

• Facilitate developer handoff by providing clear design specifications, assets, and documentation to ensure accurate implementation of UI designs.

• Contribute innovative ideas and design solutions to continuously elevate the user experience and product usability.

• Participate actively in agile development processes, including sprint planning, daily stand-ups, and retrospectives, providing design insights and support.

• Articulate design decisions and rationale clearly to cross-functional teams and stakeholders, fostering a shared understanding of design strategy.

📝 Enhancement Note: The responsibility for "Developer Handoff" and "Agile Environment" experience implies a need for practical, process-oriented designers who can integrate seamlessly into a software development lifecycle. The emphasis on "scaling component-based design systems" and "atomic design principles" suggests the company is mature in its design practices and expects candidates to contribute to this mature framework.

🎓 Skills & Qualifications

Education: While no specific degree is mandated, a Bachelor's degree in Graphic Design, Human-Computer Interaction, Interaction Design, or a related field is typically expected for experienced roles in this domain. Equivalent practical experience will also be considered.

Experience: Proven experience as a UI Designer, UX/UI Designer, or similar role, with a portfolio showcasing end-to-end design projects for web and mobile applications. Minimum of 2-3 years of professional design experience is recommended.

Required Skills:

• ESSENTIAL: Highly proficient and experienced with Figma for UI design, prototyping, and design system management.

• ESSENTIAL: A strong online portfolio demonstrating end-to-end design process, UX thinking, visual design execution, and a clear understanding of UI principles. The portfolio link must be provided with the application.

• Strong working knowledge of design software such as Adobe Photoshop and Adobe Illustrator for asset creation and manipulation.

• Demonstrated ability to simplify complex problems into intuitive, user-friendly interfaces.

• Proven track record of managing the complete design process for mobile and web applications, including effective developer handoff.

• Solid understanding of core UX/UI principles, user-centered design methodologies, and usability best practices.

Preferred Skills:

• Experience contributing to and scaling component-based design systems.

• Familiarity with atomic design principles.

• Experience with user research methodologies and usability testing.

• Knowledge of front-end development principles (HTML, CSS, JavaScript) to better inform design decisions.

• Experience in the marine technology, defense, or a related complex software industry.

📝 Enhancement Note: The explicit mention of "ESSENTIAL" for Figma and an online portfolio underscores the critical importance of these requirements. The "Experienced" job level suggests that candidates should be able to articulate their design process, decision-making, and the impact of their work through their portfolio, not just present polished visuals.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A comprehensive online portfolio link is mandatory for all applications.

• Showcase end-to-end design projects, detailing the problem, your process, design solutions, and outcomes.

• Highlight projects involving complex data, operational workflows, or mission-critical systems, if applicable.

• Include examples of UI design for both web and mobile platforms.

Process Documentation:

• Candidates should be prepared to discuss their process for user research, wireframing, prototyping, usability testing, and developer handoff.

• Examples of contributions to design systems, including pattern libraries and style guides, are highly valued.

• Ability to articulate how design decisions were made, supported by user feedback or business objectives.

• Evidence of iterative design processes, showing how feedback was incorporated to improve solutions.

📝 Enhancement Note: The portfolio is the primary tool for evaluating UI/UX candidates. It needs to clearly demonstrate not just visual output but the strategic thinking and process behind it. For SRT Marine Systems, demonstrating an understanding of complex interfaces and operational efficiency within their designs would be a significant advantage.

💵 Compensation & Benefits

Salary Range: Based on the "Highly Competitive Salary" claim, location (London), and "Experienced" level (2-5 years), a typical salary range for a UI Designer in London would be between £45,000 and £65,000 per annum. This range can vary based on specific experience, portfolio strength, and negotiation.

Benefits:

• Highly Competitive Salary: Reflecting market rates and individual experience.

• Pension Scheme: Comprehensive retirement savings plan.

• Hybrid Working: Flexibility with a blend of office and remote work, with a requirement of 1 day per week in the Cardiff office.

• Development Opportunities: Access to training, workshops, and other learning resources to enhance skills and career progression.

• Equal Opportunity Employer: Commitment to diversity and inclusion.

Working Hours: The job description mentions 40 hours per week, typical for a full-time role. The hybrid arrangement suggests flexibility in how these hours are distributed between office and remote work.

📝 Enhancement Note: The salary estimate is based on industry benchmarks for experienced UI Designers in London, UK. The hybrid nature of the role (1 day in office) is a key benefit to highlight, especially given the mention of a "Cardiff office" in the description, which conflicts with the "London, Greater London" location. This discrepancy should be clarified by the applicant.

🎯 Team & Company Context

🏢 Company Culture

Industry: Marine surveillance technology and systems, focusing on Maritime Domain Awareness (MDA). This niche industry requires specialized understanding of user needs in security, safety, environmental protection, and sustainability within maritime operations.

Company Size: SRT Marine Systems plc is described as a "respected, established, and an ambitious multi-national company." While exact employee numbers aren't provided, this suggests a medium-to-large enterprise with established processes and a global reach.

Founded: The founding date is not specified, but the company is described as "established," indicating a history and a stable presence in the market.

Team Structure:

• The UI Designer will likely be part of a Product Management or Product Development department, working within a cross-functional team.

• Collaboration is expected with Design, Product, and Engineering teams.

• The reporting structure is not detailed but likely involves a Head of Product or Design Manager.

Methodology:

• A strong emphasis on delivering "high-quality results" and constant innovation.

• The design process will likely involve an agile methodology, given the mention of working in an agile environment.

• Focus on user-centric design and translating complex requirements into intuitive software.

• The company's global customer base suggests a need for designs that are adaptable and cater to diverse user needs and operational contexts.

Company Website: srt-marine.com (Inferred from domain_derived)

📝 Enhancement Note: The company's focus on "Maritime Domain Awareness" is a critical context. Designers should consider how complex data, real-time information, and operational efficiency are paramount in this field, influencing UI/UX decisions for applications used in critical environments. The discrepancy between "London" and "Cardiff" office locations needs attention.

📈 Career & Growth Analysis

Operations Career Level: This role is positioned as an "Experienced" UI Designer, suggesting a mid-level position. It requires independent work, end-to-end project ownership, and the ability to contribute to and scale design systems. It's a step beyond a junior designer, demanding a solid understanding of design principles and practical application.

Reporting Structure: The UI Designer will report into a product or design lead, working closely with product managers and software engineers. This collaborative structure allows for direct impact on product development.

Operations Impact: The UI Designer's work directly influences the usability and effectiveness of SRT Marine Systems' software products. By creating intuitive and efficient interfaces, they contribute to enhancing maritime security, safety, and operational efficiency for global clients, thereby impacting the company's reputation and customer satisfaction.

Growth Opportunities:

• Skill Advancement: Opportunity to deepen expertise in UI/UX design, design systems, atomic design, and prototyping within a specialized industry.

• Industry Specialization: Gain valuable experience in the niche but critical field of marine technology and surveillance, becoming a domain expert.

• Leadership Potential: As a mid-level designer, there's potential to grow into senior design roles, lead design initiatives, or mentor junior designers.

• Cross-functional Learning: Exposure to product management and software engineering processes in an agile setting.

📝 Enhancement Note: The "Experienced" level implies a need for candidates who can work with some autonomy and contribute strategically to design system development. Growth opportunities in specialized industries often lead to higher demand and unique career paths.

🌐 Work Environment

Office Type: Hybrid working model, requiring 1 day per week in the office. This suggests a balance between focused remote work and collaborative in-office sessions.

Office Location(s): The job posting lists "London, Greater London (Hybrid)" as the primary location, but the description explicitly states the role is based from their "Cardiff office." This discrepancy needs clarification. Applicants should inquire about the specific office where the 1 day per week is required.

Workspace Context:

• Collaborative Environment: The hybrid model facilitates collaboration with team members on specific days, likely for workshops, brainstorming, and team syncs.

• Tools & Technology: Access to industry-standard design tools like Figma, Photoshop, and Illustrator is expected. The company likely provides necessary software licenses and hardware.

• Team Interaction: Opportunities to interact with design, product, and engineering teams, fostering a dynamic and integrated work environment.

Work Schedule: Typically 40 hours per week, with flexibility offered through the hybrid arrangement. This allows operations professionals to manage their time effectively while ensuring project delivery and team collaboration.

📝 Enhancement Note: The location discrepancy between "London" and "Cardiff" is a critical point for potential applicants to clarify. It's important to understand which office is the designated in-office day location.

📄 Application & Portfolio Review Process

Interview Process:

• Initial Screening: Review of CV and mandatory online portfolio.

• First Interview: Likely with a hiring manager or lead designer to assess skills, experience, and cultural fit. Expect questions about your design process and portfolio projects.

• Design Challenge/Task: A practical exercise to evaluate your UI design skills, problem-solving abilities, and proficiency with Figma. This might involve designing a specific feature or improving an existing interface.

• Team/Stakeholder Interviews: Meetings with members of the design, product, and engineering teams to assess collaboration style and technical understanding.

• Final Interview: Possibly with a senior leader to discuss career aspirations and finalize the offer.

Portfolio Review Tips:

• Curate Selectively: Choose 3-5 of your strongest projects that best represent your end-to-end design process, UI skills, and UX thinking.

• Tell a Story: For each project, clearly outline the problem, your role, the process you followed, key design decisions, challenges faced, and the measurable outcomes or impact.

• Highlight Figma Proficiency: Showcase your work within Figma, including design system contributions, interactive prototypes, and complex UI layouts.

• Demonstrate UX Thinking: Explain how you incorporated user research, usability principles, and iterative feedback into your designs.

• Visual Clarity: Ensure your portfolio is well-organized, visually appealing, and easy to navigate.

• Tailor to SRT: If possible, include projects that demonstrate an understanding of complex interfaces, data visualization, or operational software.

Challenge Preparation:

• Understand the Context: If given a brief, thoroughly understand the problem statement and target users.

• Focus on Process: Be prepared to explain your thought process, not just the final design.

• Utilize Figma: Practice designing within Figma under time constraints.

• Consider Edge Cases: Think about different user scenarios and potential edge cases.

• Presentation: Prepare to present your solution clearly and concisely, articulating your design rationale.

📝 Enhancement Note: The interview process will heavily rely on the portfolio. Candidates should be ready to deep-dive into their projects, explaining their rationale, process, and the impact of their design decisions. The design challenge is a key evaluation point for practical skills.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: Essential for UI design, prototyping, collaboration, and design system management. Candidates must be highly experienced with Figma.

• Adobe Photoshop: For image editing, retouching, and graphic creation.

• Adobe Illustrator: For vector graphics, icons, and illustrations.

Analytics & Reporting:

CRM & Automation:

• Not directly relevant to the UI Designer role, but understanding how CRM systems or other business tools integrate with user interfaces can be an advantage.

📝 Enhancement Note: Figma is the core tool for this role. Proficiency here is non-negotiable. While other tools are mentioned, the emphasis is clearly on Figma's capabilities for design systems and end-to-end UI development.

👥 Team Culture & Values

Operations Values:

• Quality & Results: The company values "high-quality results" and rewards hard-working individuals, suggesting a focus on excellent output and dedication.

• Innovation: SRT is "constantly seek[ing] to innovate," implying a culture that encourages new ideas and forward-thinking solutions.

• Impact: The role offers an opportunity to "make a real impact across the marine industry," highlighting a value placed on meaningful contributions.

• Professionalism: As an established multi-national company, professionalism and a structured approach to work are likely key values.

• Inclusivity: SRT Marine Systems plc is an "equal opportunity employer" committed to creating an inclusive working environment.

Collaboration Style:

• Cross-functional: Close collaboration with Design, Product, and Engineering teams is central to the role.

• Agile Integration: Working within an agile framework means a dynamic, iterative, and communicative collaboration style.

• Data-Informed: While not explicitly stated for design, the company's focus on technology and systems suggests an appreciation for data-driven decision-making, which should extend to design validation.

• Feedback Exchange: An open environment for sharing ideas and feedback is crucial for design iteration and continuous improvement.

📝 Enhancement Note: The company culture appears to be a blend of ambitious innovation, a focus on delivering high-quality, impactful work, and a commitment to inclusivity. Designers should be prepared to be proactive, collaborative, and results-oriented.

⚡ Challenges & Growth Opportunities

Challenges:

• Complex Domain: Designing for "Maritime Domain Awareness technologies" involves understanding intricate operational needs, potentially high-stakes scenarios, and complex data visualization.

• Scaling Design Systems: Maintaining and growing a component-based design system across multiple platforms requires discipline and strategic thinking.

• Hybrid Work Balance: Effectively collaborating and maintaining team cohesion with one day per week in the office requires strong communication and time management skills.

• Technical Constraints: Balancing ideal user experience with technical feasibility in software development.

Learning & Development Opportunities:

• Specialized Industry Expertise: Deepen knowledge in marine technology, surveillance systems, and maritime operations.

• Advanced Design System Skills: Become an expert in building and scaling robust design systems with atomic design principles.

• End-to-End Project Ownership: Gain comprehensive experience managing design projects from conception to delivery.

• Agile Methodologies: Further refine skills in agile product development environments.

• Potential for Mentorship: Grow into a position where you can mentor junior designers.

📝 Enhancement Note: The primary challenge lies in translating complex, mission-critical requirements into user-friendly interfaces. Growth opportunities are strong for those who thrive in specialized technical domains and enjoy contributing to mature design processes.

💡 Interview Preparation

Strategy Questions:

• "Describe your process for taking a complex user problem and translating it into an intuitive UI design. Walk us through a specific example from your portfolio."

• "How do you approach the creation and maintenance of a design system? What are the benefits of atomic design, and how have you applied it?"

• "Tell us about a challenging UI design project you worked on. What were the obstacles, how did you overcome them, and what was the outcome?"

• "How do you ensure your designs are user-friendly and meet usability best practices, especially for complex applications?"

Company & Culture Questions:

• "What interests you about SRT Marine Systems and the maritime technology industry?"

• "How do you approach collaboration with cross-functional teams, particularly engineers and product managers?"

• "What are your thoughts on our company's mission of enhancing maritime security and safety through technology?"

Portfolio Presentation Strategy:

• Structure: For each project, use a clear narrative: Problem -> Your Role -> Process -> Solution -> Outcome.

• Figma Emphasis: Be ready to walk through your Figma files, highlighting components, auto-layout, prototyping features, and any design system work.

• Metrics & Impact: Quantify the impact of your designs whenever possible (e.g., improved conversion rates, reduced task completion time, positive user feedback).

• Visuals: Use high-fidelity mockups and interactive prototypes to showcase your work effectively.

• Conciseness: Be prepared to present key projects within a limited timeframe.

📝 Enhancement Note: Interviewers will be looking for a strong understanding of design principles, practical application of tools (especially Figma), a clear design process, and the ability to articulate design decisions and their impact. Be ready to defend your choices and discuss trade-offs.

📌 Application Steps

To apply for this UI Designer position:

• Submit your application through the provided link on the SRT Marine Systems plc careers page.

• Portfolio Customization: Ensure your online portfolio is up-to-date, showcasing your best UI/UX projects with a clear emphasis on Figma proficiency and end-to-end design process. Include a link prominently on your resume and in your application.

• Resume Optimization: Tailor your resume to highlight experience with Figma, UI/UX design, design systems, atomic design, agile methodologies, and any relevant industry experience. Quantify achievements wherever possible.

• Interview Preparation: Practice discussing your portfolio projects in detail, focusing on your design process, decision-making, and the impact of your work. Prepare for a potential design challenge.

• Company Research: Familiarize yourself with SRT Marine Systems plc, their mission in maritime domain awareness, and their products. Understand the importance of user experience in critical operational environments. Clarify the office location for the hybrid requirement.

⚠️ 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. Pay close attention to clarifying the office location for the hybrid work requirement.