Senior Salesforce Marketing Cloud Developer (freelancer)

Why Valtech? We’re the experience innovation company - a trusted partner to the world’s most recognized brands. To our people we offer growth opportunities, a values-driven culture, international careers and the chance to shape the future of experience.

The opportunity

At Valtech, you’ll find an environment designed for continuous learning, meaningful impact, and professional growth. Whether you're pioneering new digital solutions, challenging conventional thinking or building the next generation of customer experiences, your work will help transform industries.

We are proud of:

• The work we do and the innovation we drive

• Our values of share, care and dare

• A workplace culture that fosters creativity, diversity and autonomy

• Our borderless, global framework, which enables seamless collaboration

The role

We are looking for a Senior Salesforce Marketing Cloud Developer to deliver large and complex Marketing Cloud Engagement implementations within enterprise-grade digital transformation projects.

You are a hands-on technical expert, problem-solver, and trusted advisor who knows how to translate business and marketing needs into robust, scalable Marketing Cloud solutions. You stay current with new Salesforce features, APIs, and marketing technology trends, and you enjoy collaborating with consultants, architects, and clients to deliver high-quality outcomes.

While your core strength lies in development and technical design, you also act as a key interface with clients, supporting solution definition, contributing to architecture decisions, and ensuring technical excellence from discovery through delivery.

Role responsibilities

• Technical Delivery & Development

• Design, develop, test, and deploy advanced solutions within Salesforce Marketing Cloud Engagement, including:

• AMPscript, SSJS

• HTML/CSS/Javascript

• SQL for data extensions and segmentation

• Journey Builder custom activities

• API integrations (REST/SOAP)

• Build scalable and maintainable Marketing Cloud solutions aligned with best practices and enterprise standards

• Implement complex data models, automations, and integrations with CRM, Data 360, and third-party platforms

• Ensure performance, security, and compliance (e.g. GDPR, consent management)

Solution Design & Architecture Support

• Translate business and technical requirements into clear, consistent, and complete technical designs

• Contribute to solution architecture decisions related to Marketing Cloud and the broader mar-tech ecosystem

• Advise on integration strategies and platform extensions required to support client use cases

• Identify risks, constraints, and dependencies early and propose mitigation strategies

Client & Project Collaboration

• Act as a technical point of contact for clients during delivery phases

• Support project kick-offs, discovery sessions, technical workshops, and proof-of-concept development

• Collaborate closely with solution architects, consultants, project managers, and mixed delivery teams

• Ensure quality of delivery through code reviews, documentation, and technical validation

Pre-Sales & Innovation

• Support pre-sales activities by contributing technical input to proposals, estimates, and solution designs

• Assist with technical demos and proof-of-concepts

• Stay up to date with emerging Salesforce and marketing technology trends and proactively suggest improvements and innovations

Must have qualifications

To be considered for this role, you must meet the following essential qualifications:

• 5–8+ years of experience in an agency, consulting, or technology environment

• Proven hands-on experience delivering complex Salesforce Marketing Cloud implementations

• Strong expertise in Salesforce Marketing Cloud Engagement, including:

• Email Studio, Journey Builder, Automation Studio, Contact Builder

• AMPscript, SSJS, JS, SQL, APIs

• Solid understanding of marketing automation, data architecture, and integration patterns

• Experience designing and implementing integrations between Marketing Cloud and CRM, Data 360, and external systems

• Strong Salesforce Platform (CRM/Service/Sales) technical and process integration knowledge

• Ability to clearly explain technical trade-offs, constraints, and design decisions to both technical and non-technical stakeholders

• Strong problem-solving mindset with attention to detail and quality

• Comfortable working in large, multi-disciplinary delivery teams

• Able to balance technical depth with client-facing communication

• Proactive, curious, and continuously learning

Nice to Have

• One or more Salesforce Marketing Cloud certifications (Developer, Consultant, Email Specialist, Administrator)

• Experience with Salesforce CRM, Salesforce Data Cloud, or other Salesforce ecosystem products

• Experience with CI/CD, source control, and deployment automation for Marketing Cloud

If you do not meet all the listed qualifications or have gaps in your experience, we still encourage you to apply. At Valtech, we recognize that talent comes in many forms, and we value diverse perspectives and a willingness to learn.

Commitment to reaching all kinds of people

We design experiences that work for all kinds of people - and that starts with our own teams. At Valtech, we’re intentional about building an inclusive culture where everyone feels supported to grow, thrive and achieve their goals. No matter your background, you belong here. Explore our Diversity & Inclusion site to see how we’re creating a more equitable Valtech for all.

Your application process

Once you apply, our Talent Acquisition team will review your application. Your CV should cover key information on relevant experiences and expertise. We do not require information such as age, gender, marital status, or a headshot in your application. We review all candidates based on skills, experience, and potential.

⚠️ Beware of recruitment fraud!

We are committed to inclusion and accessibility. If you need reasonable accommodations during the interview process, please either indicate it in your application or let your Talent Partner know.

About Valtech

Valtech is the experience innovation company that exists to unlock a better way to experience the world. By blending crafts, categories, and cultures, we help brands unlock new value in an increasingly digital world.

At the intersection of data, AI, creativity, and technology, we drive transformation for leading organizations, including L’Oréal, Mars, Audi, P&G, Volkswagen Dolby, and more.

At Valtech, we don’t just talk about transformation. We make it happen. Our people are the heart of our success, and we foster a workplace where everyone has the support to thrive, grow and innovate.

Are you ready to create what’s next? Join us.