Lead Full-Stack Sitecore Developer
Chancery Lane, London,

Company Description

At Digitas, we harness the power of connection to make positive impact everyday. We have a relentless focus on creating connections to help our clients’ businesses grow, connecting diverse people, ideas and expertise in innovative and exciting ways.

We are making positive impact with our amazing clients, through our capabilities in Consulting, Products & Platforms, Customer Engagement and Digital Media. 

Part of Publicis Groupe, and a Leader in Gartner’s Magic Quadrant for Global Marketing Agencies, we’re proud to work with some of the world’s leading brands.

Digitas. Experience the power of connection.

Our Commitment
Digitas is an equal opportunities employer and welcomes applications from all sections of society and does not discriminate on grounds of race, religion or belief, ethnic or national origin, disability, age, citizenship, marital, domestic or civil partnership status, sexual orientation or gender identity.

Job Description

As a Lead Full-Stack Sitecore Developer, you will be at the forefront of our website design and build projects, leading development teams in delivering robust and scalable solutions.

You will work closely with cross-functional team members, including Interface developers, designers, and stakeholders, to help architect solutions, develop products, and integrate backend services.

This role requires strong technical expertise in full-stack Sitecore development, ideally with XM Cloud CMS, as well as experience in systems integration and project leadership.


  • Lead a team of Sitecore developers, providing technical guidance, mentorship, and support to ensure the successful delivery of full-stack solutions.
  • Architect, design, and develop backend services and APIs with a focus on scalability, performance, and maintainability.
  • Collaborate with Interface developers to integrate backend services seamlessly with abstracted frontends, ensuring a cohesive user experience.
  • Work closely with designers and other project stakeholders to understand requirements and translate them into technical solutions.
  • Implement best practices for code quality, testing, and deployment, ensuring adherence to established coding standards and development methodologies.
  • Perform code reviews and provide constructive feedback to team members to promote continuous improvement and knowledge sharing.
  • Lead efforts in systems integration, including third-party integrations and data synchronisation between different systems, ensuring data consistency and integrity.
  • Troubleshoot and debug complex issues in backend systems, identifying root causes and implementing effective solutions in a timely manner.
  • Stay up-to-date with emerging technologies and industry trends, proactively identifying opportunities to enhance our technology stacks and improve development processes.
  • Collaborate with project managers and stakeholders to define project timelines, milestones, and deliverables, and ensure timely delivery of components.
  • Provide technical leadership and mentorship to junior developers, fostering a culture of learning and growth within the team.


Skills & Experience

  • Demonstrable experience working with Sitecore CMS, preferably XM Cloud, including customisation, configuration, and integration with external systems.
  • Experience with Sitecore SXA & JSS.
  • Strong understanding of backend development principles, including GraphQL & RESTful APIs, microservices architecture and database design.
  • Experience with systems integration, including third-party API integration and data synchronisation between disparate systems.
  • Experience with frontend development frameworks such as React and Next.js
  • An understanding or exposure to caching and security considerations when working with Next.js and composable architectures.
  • Proficiency in version control systems such as Git and familiarity with CI/CD pipelines.
  • Excellent problem-solving skills and attention to detail, with the ability to analyse complex issues and implement effective solutions.
  • Strong communication and interpersonal skills, with the ability to collaborate effectively with cross-functional teams and stakeholders.
  • Proven track record of successfully leading development teams on projects and delivering high-quality software solutions on time and within budget.
  • Ability to thrive in a fast-paced, dynamic environment and adapt quickly to changing priorities and requirements.

Nice to Haves

  • Experience with deployment platforms like Vercel.
  • Experience with Azure API Management, Azure Data Factory and Azure SQL.
  • Experience in working on web development projects based on MACH principles.

Additional Information

Digitas UK has fantastic benefits on offer to all of our employees. In addition to the classics, Pension, Life Assurance, Private Medical and Income Protection Plans we also offer;

  • WORK YOUR WORLD opportunity to work anywhere in the world, where there is a Publicis office, for up to 6 weeks a year.
  • REFLECTION DAYS – Two additional days of paid leave to step away from your usual day-to-day work and create time to focus on your well-being and self-care.
  • HELP@HAND BENEFITS 24/7 helpline to support you on a personal and professional level. Access to remote GPs, mental health support and CBT. Wellbeing content and lifestyle coaching.
  • FAMILY FRIENDLY POLICIES We provide 26 weeks of full pay for the following family milestones: Maternity. Adoption, Surrogacy and Shared Parental Leave.
  • HYBRID WORKING, BANK HOLIDAY SWAP & BIRTHDAY DAY OFF You are entitled to an additional day off for your birthday.
  • AGENCY DISCOUNTS, onsite gym, and discount in our Publicis-Owned Pub – “The Pregnant Man”

Full details of our benefits will be shared when you join us!

Publicis Groupe operates a hybrid working pattern with employees being office-based on Mondays and two other days during the working week.

We are supportive of all candidates and are committed to providing a fair assessment process. If you have any circumstances (such as neurodiversity, physical or mental impairments or a medical condition) that may affect your assessment, please inform your Talent Acquisition Partner. We will discuss possible adjustments to ensure fairness. Rest assured, disclosing this information will not impact your treatment in our process.


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