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Location
Hybrid (Mexico City, Mexico)
Seniority
Senior
Visa
Sponsors visas in United States; no register of this country names it
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 14, 2026. First seen by Alion on Nov 13, 2026. Jellyfish scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Jellyfish is a global digital marketing business headquartered in London that combines media, creative, content, data and technology services for brands, using AI tools such as the Pencil creative platform. Founded in 2005, it employs more than 1,600 people across 30 offices in 22 countries and is part of The Brandtech Group, working closely with the major advertising platforms on search, social, programmatic and commerce campaigns. It hires SEO and paid search specialists, paid social and programmatic managers, account directors, integrated producers, content managers, data scientists and designers, often with specific language skills.

At Jellyfish we believe that our individual differences are our greatest assets. We are passionate about empowering every employee to reach their full potential and contribute their unique perspectives to our collaborative environment. We are an equal opportunity employer and firmly believe that a diverse and inclusive workforce drives innovation and leads to better solutions. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other personal characteristics that make them who they are.

Jellyfish is a global digital marketing agency; a unique fusion of tech enthusiasts, creative minds, and media and data experts all united to empower our clients along their digital journey. Our commitment to embracing diverse perspectives fuels our innovation and strategies that challenge the status quo, reinvent media activation, and craft influential stories for our global clients and their customers. Join us in shaping a future where business growth and personal fulfilment go hand in hand.

Job Description

As a Senior CMS Content Manager at Jellyfish, you will lead the execution and optimization of digital content across complex CMS environments, ensuring high standards of quality, accuracy, and efficiency.

You'll combine advanced CMS expertise with strong technical troubleshooting, project management and problem-solving skills to deliver seamless digital experiences for global brands. You'll take ownership of complex content updates and publishing initiatives, working closely with SEO, UX, design and development teams to implement effective content solutions.

You'll also play a key role in improving publishing workflows, supporting other Content Managers and identifying opportunities to make content operations more efficient and scalable.

Responsibilities

CMS delivery & technical expertise

  • Lead content publishing and maintenance across enterprise CMS platforms, ensuring accurate, consistent and timely delivery

  • Take ownership of complex content updates, page builds and large-scale publishing initiatives

  • Oversee CMS content execution, ensuring alignment with client requirements, brand guidelines and digital best practices

  • Diagnose and resolve CMS and front-end content issues, including HTML, CSS, and basic JavaScript-related challenges

  • Troubleshoot content functionality and presentation issues across browsers and devices, coordinating with development teams where required

  • Adapt quickly to new CMS platforms and technologies, providing technical guidance to other team members

Quality assurance & optimisation

  • Take ownership of content quality across CMS projects, establishing and maintaining high standards for accuracy, formatting and functionality

  • Provide recommendations on content structure, page layouts and usability to improve digital experiences

  • Collaborate with SEO, UX, design and development teams to implement content optimisation initiatives

  • Analyse content performance and identify opportunities to improve engagement, visibility and user experience

  • Ensure content delivery aligns with SEO, accessibility and UX best practices

Project leadership & continuous improvement

  • Manage complex publishing workflows, delivery schedules and competing priorities, proactively identifying risks and bottlenecks

  • Act as a senior point of contact for CMS delivery, providing clear updates and solutions to internal stakeholders

  • Develop and maintain CMS documentation, publishing guidelines, QA processes and operational best practices

  • Mentor and support Content Managers, sharing technical knowledge and helping develop CMS expertise across the team

  • Identify and implement opportunities to improve publishing efficiency, including through workflow optimisation, AI and automation

  • Collaborate across disciplines to ensure content solutions support client objectives and broader digital strategies.

Qualifications

  • Extensive hands-on experience managing and publishing content within enterprise CMS platforms such as Sitecore, WordPress, Drupal, or similar

  • Advanced understanding of CMS publishing workflows, page components, content architecture and quality assurance

  • Strong working knowledge of HTML and CSS, with the ability to troubleshoot front-end content issues

  • Familiarity with JavaScript and cross-browser or device compatibility issues

  • Solid understanding of SEO principles, UX best practices and their application to digital content

  • Experience managing complex content projects, competing priorities and high-volume publishing requirements

  • Strong analytical and problem-solving skills, with the ability to investigate issues independently and coordinate resolutions

  • Experience developing documentation, improving processes and implementing efficient content workflows

  • Excellent stakeholder management, communication and collaboration skills

  • Experience mentoring or providing technical guidance to other team members

  • Strong organisational skills, attention to detail and a proactive approach to delivery

  • Experience with AI-assisted content operations, automation or large-scale website migrations is a plus

Note: We emphasise skills, expertise and behavioural attributes over years of experience and traditional degrees. If you want to join our collaborative team, we invite you to apply today with your resume in English.

Additional Information

Join Jellyfish and experience a workplace where we prioritise your growth, celebrate your contributions, and empower you to tailor your work environment to suit your needs.

Savings fund: You'll save 5% of your monthly income and Jellyfish will contribute the same amount you save to your savings fund.

Custom Work Environment: Work remotely for up to 60% of your days and shape your day between 8am. and 6:30pm with flexible working hours.

Health Insurance: We provide a private health insurance policy that includes visual and dental plan coverage.

Unfortunately, there has been an increase in fake recruiters impersonating Jellyfish and unlawfully using our brand name. If you are unsure if an email with a job offer you have received is genuinely from Jellyfish, or if you suspect any fraudulent activity, please report it to [email protected].

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