The Role Overview The Media Practice delivers data-driven digital marketing solutions to maximize performance across paid media channels. The Senior Digital Performance Manager will lead campaign strategy, execution, and optimization across search, social, programmatic, and other digital channels. This role requires both strategic oversight and hands-on campaign management, ensuring the delivery of measurable client results. Responsibilities A successful Senior Digital Performance Manager combines strategic thinking with operational excellence. The candidate will be highly analytical, process-oriented, and capable of managing multiple digital campaigns simultaneously. The role includes taking ownership of client campaigns, mentoring junior team members, and driving continuous improvement across media planning and performance optimization. Main Purpose of the Job • Lead end-to-end digital campaign planning, execution, and optimization across multiple channels. • Develop and implement data-driven strategies to maximize campaign ROI and achieve client objectives. • Establish strong client relationships, providing strategic counsel and becoming a trusted performance partner. • Collaborate closely with internal teams including creative, analytics, and account management to deliver seamless campaign execution. • Manage campaign budgets, forecasting, and resource allocation to ensure efficiency and profitability. • Provide mentorship and guidance to junior media managers and analysts. • Ensure adherence to agency processes, reporting standards, and best practices. Duties and Responsibilities Campaign Strategy & Planning • Develop strategic media plans aligned with client objectives. • Define KPIs, measurement frameworks, and success criteria for all campaigns. • Conduct competitor and market analysis to inform media strategies. Campaign Management & Optimization • Manage daily campaign execution, including audience targeting, bidding strategies, and creative placements. • Monitor performance metrics, analyse data, and optimize campaigns for efficiency and ROI. • Collaborate with third-party platforms and partners to maximize campaign results. Reporting & Analysis • Produce actionable performance reports for clients and internal stakeholders. • Conduct post-campaign analysis to identify insights and inform future strategies. • Continuously refine measurement approaches using advanced analytics and A/B testing frameworks. Budget & Resource Management • Oversee campaign budgets, ensuring accurate forecasting and spend allocation. • Collaborate with finance to ensure timely invoicing and accurate campaign cost tracking. • Manage internal and external resources effectively to meet campaign deadlines. Team Leadership & Mentorship • Guide and develop junior media managers and analysts. • Foster a culture of continuous learning and innovation within the Media Practice. • Support senior leadership in shaping long-term digital performance strategy Your profile Experience • 5+ years’ experience in digital media planning, performance marketing, or campaign management. • Proven expertise in managing paid search, social, programmatic, and other digital channels. • Strong analytical skills and experience using performance analytics platforms. • Experience with campaign management tools (e.g., DV360, Google Ads, Meta Ads Manager) and reporting dashboards. • Previous agency experience is preferred. Person Specification • Energetic, proactive, and process oriented. • Strong attention to detail with excellent organizational skills. • Passion for digital marketing, technology, and performance optimization. • Ability to think strategically while executing operational tasks effectively. • Excellent communication and interpersonal skills with the ability to build strong relationships across clients and teams. • Demonstrated ability to mentor and upskill colleagues. • Comfortable working in a fast-paced, deadline-driven environment Why us? <ul style="border:0px solid;font-family:Inter, '-apple-system', BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';margin:8px 0px;padding:0px 0px 0px 24px;font-size:14px;font-style:normal;font-weight:400;text-transform:none;color:rgb(32,32,32);background-color:rgb(255,255,255);"><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">Work your way – Flexible, hybrid working that gives you the freedom to do your best work while fitting around your life.</li><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">Keep growing – Invest in your development with 24/7 internal learning programme access, structured mentoring and clear opportunities to progress your career.</li><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">Work that keeps things interesting – Partner with leading brands across sport, retail, food & drink, alcohol, insurance, banking and many more, with no two days the same.</li><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">Time to switch off – Enjoy 21 days' annual leave with an additional increment with your time with us, Separate to this celebrate your birthday off, Christmas closure days and early finishes before bank holiday weekends. </li><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">A culture that supports balance – We genuinely value work–life balance and encourage you to take the time you need to perform at your best.</li><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">Support for every stage of life – From enhanced maternity and paternity leave & other family leaves, to fertility support, phased returns, we're here for life's important moments.</li><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">Your wellbeing matters – Access mental health and wellbeing support, plus paid private health insurance for you and your dependants under 18, an Employee Assistance Programme, annual wellness contributions, free flu vaccinations, wellness events, fresh fruit, subsidised massages and more.</li><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">Plan ahead with confidence – Benefit from a contributory pension, life assurance cover and access to professional financial advice.</li><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">Make an impact beyond your role – Join our Diversity & Inclusion, CSR, Green, Social or Great Place to Work committees and even earn an extra day's annual leave for your contribution.</li><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">Join an award-winning workplace – Proudly recognised as a Great Place to Work® Certified organisation, ranked 4th in the Great Place to Work® Best Large Workplaces, and awarded Gold accreditation for our commitment to creating an exceptional employee experience.</li><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">A genuinely inclusive culture – Diversity, Equity & Inclusion isn't just a policy here; it's part of who we are. Through our dedicated D&I initiatives, employee networks and inclusive policies, we strive to create a workplace where everyone feels valued, respected and empowered.</li><li style="border:0px solid;font-family:Arial, Helvetica, sans-serif;list-style-type:disc;margin:0px;font-size:14px;">We know how to have fun – From summer and Christmas parties to team socials, fundraising activities, birthday celebrations and company-wide events, we make time to celebrate our people.</li></ul>And that's just the start...<br style="border:0px solid rgb(229,231,235);font-family:Lato, sans-serif, Inter, Arial, Helvetica, sans-serif;color:rgb(66,66,66);font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);"><br style="border:0px solid rgb(229,231,235);font-family:Lato, sans-serif, Inter, Arial, Helvetica, sans-serif;color:rgb(66,66,66);font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);"><strong style="border:0px solid;font-family:Inter, '-apple-system', BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';font-weight:600;margin:0px;color:rgb(32,32,32);font-size:14px;font-style:normal;text-transform:none;background-color:rgb(255,255,255);">OUR COMMITMENTS<br style="border:0px solid;font-family:Inter, '-apple-system', BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';margin:0px;color:rgb(32,32,32);font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);">Our industry relies on creativity and innovation – these are skills that are not bound by gender, race, ethnicity, religion, sexual orientation, membership of the Traveller community, marital or family status, disability, age, socio-economic background, or any other attributes. Core is committed to diversity in its workplace and is proud to be an equal opportunity employer.<br style="border:0px solid;font-family:Inter, '-apple-system', BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', 'Open Sans', 'system-ui', '-apple-system', 'Segoe UI', Roboto, Ubuntu, Cantarell, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';margin:0px;color:rgb(32,32,32);font-size:14px;font-style:normal;font-weight:400;text-transform:none;background-color:rgb(255,255,255);">We are also committed to providing reasonable accommodations to all applicants. If you need reasonable accommodation for any reason at any part of the interview process, please contact us and let us know the nature of your request and we will do our best to help. Salary Range 48,000-56,000 DOE

Senior Digital Performance Manager @ Onecore

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