Data & Martech Team Lead

LanguageWire; Valencia; Híbrido; EUR 50.000 - 70.000; Jornada completa

Descripción de la vacante

A tech-focused marketing firm in Valencia seeks a Data & MarTech Lead to enhance marketing performance through strategic optimization, data governance, and lead agency partnerships. You will oversee the performance framework for paid activation using Google Ads and LinkedIn Ads, and ensure the coherence of marketing initiatives for measurable growth. Successful candidates will have deep expertise in B2B marketing with many tools, including GA4 and HubSpot, and a proven track record in managing the efficiency of marketing data and performance insights.

Servicios

Private health insurance

Hybrid work model

Social area and game room

Internal development opportunities

Dog friendly atmosphere

Formación

• 5+ years in B2B marketing operations, MarTech, growth or performance roles.
• Proven experience owning paid performance with Google Ads and LinkedIn Ads.
• Strong experience with GA4, GTM (server-side preferred) and HubSpot.

Responsabilidades

• Define performance strategy, targets and optimisation priorities.
• Own the performance framework for paid activation.
• Ensure reliable, consistent performance data across the full funnel.

Conocimientos

B2B marketing operations

Paid performance management

Strong analytical skills

Experience with Google Ads

Experience with LinkedIn Ads

Educación

Bachelor's degree or equivalent

Herramientas

GA4

GTM

HubSpot

Descripción del empleo

Take ownership of how data, paid activation and marketing technology drive growth,conversionand commercial impact.

LanguageWire is scaling its digital marketing performance across markets,channelsand customer segments.

Weoperatea modern marketing ecosystem built on a global website (Umbraco), a clean server-side tracking setup, and HubSpot as our central Marketing Hub. The foundation is in place. The next step is tooptimiseperformance, improve efficiency, and scale what works.

As Data &MarTechLead, you will own the performance framework behind our digital marketing efforts-ensuring that paid activation, SEO, GEO, website experience,CRMand data work together to drive measurable business impact.

This role is about turning traffic into demand, demand intopipeline, and insight into action.

The roleyou’llplay

As Data &MarTechLead, you own the performance backbone of our digital marketing.

You define how success is measured, whereoptimisationeffort is focused, and how data, technology, internalteamsand external partners come together to drive growth. You ensure that paid media, SEO, GEO, websiteexperienceand CRM are aligned around clear priorities and measurable outcomes.

1. Marketing Performance Strategy &Optimisation

Define performance strategy,targetsandoptimisationpriorities across:

• Paid activation
  Google Ads (Search) and LinkedIn Ads (incl. retargeting and ABM), in close collaboration with channel owners and agency partners.

• SEO and GEO visibility
  Ensuring search and AI-driven discovery efforts are aligned with authority, structure,intentand commercial priorities.

• Website conversion and user journeys
  From first visit to qualified lead.

Own and continuously improve:

• cost per qualified lead,

• session-to-lead conversion,

• pipeline contribution and efficiency.

Set the commercial and conversionoptimisationframework for the website, guiding experimentation, UXimprovementsandprioritisation.

2. Paid Media & Agency Leadership

• Own the performance framework for paid activation, including:

• targeting and segmentation logic,

• conversion measurement and attribution,

• budget allocation and testing priorities.

• Lead external agency partners for paid media:

• briefing andgoal-setting,

• execution standards and QA,

• weeklyoptimisationrhythm and learning agenda,

• performance reporting tied to CRM and pipeline outcomes.

• Ensure strong alignment between paid traffic, landing pages, tracking and lead-quality feedback from Sales.

3. Data, Tracking & Performance Insights

• Own the measurement architecture (GA4, server-side tracking, GTM) and data governance.

• Ensure reliable, consistent performance data across the full funnel.

• Lead the development of dashboards and insight frameworks for:

• leadership and board reporting,

• performanceoptimisation,

• day-to-day decision-making.

• Translate data into clear recommendations,trade-offsand priorities — even when signals are imperfect.

4. CRM, Automation & Lifecycle Enablement

• Own the performance framework, datamodeland commercial alignment of HubSpot.

• Ensure clean lead flows, lifecycle stages, scoring and alignment with Sales.

• Enable scalable automation and nurture programs that support conversion,activationand retention.

• Safeguard data quality,permissionsand compliance.

5. Strategic Partner & Orchestrator

• Act as the connective tissue between channels, platforms, internalteamsand external partners.

• Challenge initiatives that are not measurable,scalableor impactful.

• Own theMarTechroadmap with a clear impact-vs-effort mindset.

• Evaluate new tools pragmatically — value before novelty.

In one year,you’llknow you were successful if…

• Paid performance efficiency improves measurably across Google Ads and LinkedIn.

• SEO and GEO visibilitystrengthen inpriority segments and markets.

• Website conversion rates increase through structuredoptimisation.

• Marketing and Sales trust the data and use it actively.

• TheMarTechteamoperatesas a strategic performance enablement function, not a support desk.

• Leadership has clear visibility into marketing’s contribution to pipeline and revenue.

The teamyou’llbe a part of

Working closely with Marketing,Salesand Commercial leadership, you translate complex performance data into clear direction, informedtrade-offsand continuous improvement.

You are accountable for the quality,reliabilityand usability of marketing performance data, with execution delivered through your team and partners.

You lead and develop a small, high-impactMarTechteam responsible for:

• Website experience & conversionoptimisation

• CRM, automation & lifecycle enablement

• Marketing data, tracking & performance insights

Together, the team ensures that our website, marketingsystemsand data foundation are reliable, well-governedand continuouslyoptimised.

Your leadership creates clarity on ownership,standardsand priorities,enabling the team tofocuseffort where it creates measurable commercial impact, rather than reactive execution.

Desired experience and competencies

What does it take to work for LanguageWire?

Whatyou’llneed to bring

• 5+ years in B2B marketing operations,MarTech, growth or performance roles.

• Proven experience owning paid performance with:

• Google Ads (Search) and LinkedIn Ads,

• close collaboration with external agencies.

• Strong experience with GA4, GTM (server-side preferred) and HubSpot.

• Demonstrated ability tooptimiseacross paid, SEO, CRO and data — not just launch initiatives.

• Experience leading or mentoring specialists.

• Strong analytical skills and commercial understanding.

This will make you stand out

• ABM and attribution experience.

• CRO and experimentation frameworks.

• Experience working in international, multi-market setups.

This role is a good fit if you…

• Aremotivated by improving performance systems, not just launching initiatives.

• Enjoy deciding whereoptimisationeffort matters most andbacking thatup with data.

• Are comfortable working through specialists and agencies to achieve results.

• Want responsibility for how marketing performance is measured,prioritisedand improved

Ourperks

• Enjoy flat hierarchies, responsibility and freedom, direct feedback, and room to stand up for your own ideas

• Internal development opportunities, ongoing support from your People Partner, and an inclusive and fun company culture

• International company with over300 employees. Offices in Copenhagen, Aarhus, Stockholm, Varberg, London, Leuven, Lille, Paris, Munich, Hamburg,Kiev, Gdansk, Atlanta,Turku,Helsinkiand Valencia

• We have a hybrid work model calledFlexiWire. We offer weekly flexibility, working three days in theofficeand two days from home. Together with your team, you can coordinate which days to collaborate in the office.

• You arealways welcome at the office to collaborate and connect with your colleagues.

• We take care of our people andinitiatemany social get-togethers from FridayBars ato Summer or Christmas parties. Wehavefun!

• 200 great colleagues in the Valencia office belonging to different business departments

• Excellent location in cool and modern offices in the city center, with a great rooftop terrace and a view over the Town Hall Square

• Private health insurance

• Working in an international environment—more than 20 different nationalities

• A dog friendly atmosphere

• Big kitchen with access to organic fruits, nuts andbiscuitsand coffee.

• Social area and game room (foosball table, darts, and board games)

• Bike and car parking

About LanguageWire

At LanguageWire, we want to wire the world together with language. Why? Because we want to help people& businessessimplify communication. We are fueled by the most advanced technology (AI)and our goal is to makecustomer'slives easier by simplifying their communication with any audience across the globe.

Our values drive our behavior

We are curious. We are trustworthy. We are caring. We are ambitious.

At LanguageWire, we are curious and intrigued by what wedon’tunderstand. We believe relationships are based on honesty and responsibility, and being trustworthy reinforces an open, humble, and honest way of communicating. Weare caringand respect each other personally and professionally. We encourage authentic collaboration, invitefeedbackand a positive social environment. Our desire to learn, build, and share knowledge is a natural part of our corporate culture.

Yes, to diversity, equity & inclusion

In LanguageWire, we believe diversity in gender, age, background, and culture is essential for our growth. Therefore, we are committed to creating a culture that incorporates diverse perspectives andexpertisein our everyday work.

LanguageWire’srecruitment process is designed to be transparent and fair for all candidates. We encourage candidates of all backgrounds to apply, and we ensure that candidates are provided with an equal opportunity todemonstratetheir competencies and skills.

Want to know more?

Wecan’twait to meet you!So, why wait 'til tomorrow?Apply today!

If you want to know more about LanguageWire, we encourage you to visitour website!