Head of Infrastructure

Head of Infrastructure

Full-Time 63000 - 77000 £ / year (est.) Home office (partial)
InfoSum

At a Glance

  • Tasks: Lead infrastructure standards and governance for innovative data collaboration technology.
  • Company: Join WPP’s cutting-edge tech team at InfoSum, a leader in privacy-first data solutions.
  • Benefits: Enjoy competitive pay, flexible work options, and opportunities for professional growth.
  • Other info: Collaborative culture with a focus on creativity and innovation.
  • Why this job: Make a real impact in a dynamic environment while shaping the future of data collaboration.
  • Qualifications: Experience in infrastructure, cloud operations, and strong leadership skills required.

The predicted salary is between 63000 - 77000 £ per year.

Info Sum is WPP’s privacy-first data collaboration technology, trusted by global businesses to unlock the full potential of their first-party data without risk.

Its patented, cross-cloud, decentralized collaboration technology leverages advanced Privacy-Enhancing Technologies (PETs) to radically transform how companies generate audience intelligence and drive better customer experiences.

As the foundational infrastructure underpinning WPP Open, Info Sum powers trusted data collaboration across every cloud, client, and capability.

Why We're Hiring

The Head of Infrastructure, Data & Technology Solutions is responsible for establishing and coordinating the infrastructure standards, operating model, governance, and cross-cutting platform capabilities required to run DTS products securely, reliably and consistently.

DTS operates a federated model, where specialist product and platform teams retain autonomy for how they build, deploy and operate their own environments.

The Head of Infrastructure ensures those teams operate within a common set of DTS standards for reliability, observability, security, deployment control, cost visibility, operational readiness and resilience.

The role will work closely with the CTO, Chief Architect, SVP Data Collaboration Infrastructure, SVP Security and Compliance, Tech Ops, Engineering, Product, Enterprise Technology and platform leads across Info Sum, Open Intelligence, Resolve and other DTS capabilities.

The purpose of the role is to create alignment and visibility across infrastructure and providing the autonomy needed by specialist teams to operate according to agreed standards and principles.

What You'll Be Doing

  • Infrastructure standards and operating model

This Includes

  • Working with DTS leadership to define infrastructure principles, minimum standards and operating expectations.
  • Establishing standards for reliability, observability, deployment governance, security, resilience, cost visibility and operational readiness.
  • Ensuring standards are practical and can be adopted by different DTS platform teams.
  • Creating a clear infrastructure operating model that distinguishes between central standards and product-team autonomy.
  • Ensuring infrastructure standards are aligned with DTS architecture, security, product and commercial priorities.
  • Federated infrastructure governance
  • Ensuring Info Sum, Open Intelligence, Resolve and other platform teams can operate their own infrastructure while meeting common DTS requirements.
  • Avoiding unnecessary centralisation that would slow down specialist teams or remove useful autonomy.
  • Defining where common tooling or central coordination is required.
  • Ensuring each product/platform team has clear infrastructure ownership and accountability.
  • Creating mechanisms to monitor whether teams are operating within agreed standards.
  • Alignment with DTS leadership
  • Taking direction from the CTO, Chief Architect, SVP Data Collaboration Infrastructure and SVP Security and Compliance on infrastructure priorities.
  • Translating DTS architecture and security principles into practical infrastructure standards.
  • Working with DTS leaders to resolve trade-offs between autonomy, standardisation, cost, security and reliability.
  • Ensuring infrastructure decisions support the wider DTS platform direction.
  • Providing leadership with visibility of infrastructure risks, gaps, dependencies and progress.
  • Deployment governance and change visibility
  • Defining minimum standards for production deployment processes.
  • Establishing central visibility of who deployed what, when and where.
  • Supporting release gates, change records and deployment auditability.
  • Enabling teams to use their own deployment tooling while reporting into a common deployment record.
  • Supporting mechanisms to pause or control deployments during high-risk or sensitive periods.
  • Ensuring deployment activity can be correlated with incidents, outages and platform instability.
  • Observability, monitoring and operational visibility
  • Establishing standards for logging, metrics, tracing, alerting and dashboards.
  • Ensuring product teams provide the right operational and security telemetry.
  • Supporting cross-platform visibility for incidents, chained attacks, service degradation and performance issues.
  • Working with Security Operations on SIEM, SOC and threat detection requirements.
  • Ensuring infrastructure and application events are visible to the right operational teams.
  • Reliability, resilience and operational readiness
  • Defining standards for service-level objectives, availability, recovery, incident readiness and operational maturity.
  • Working with platform teams to ensure services are designed and operated to appropriate reliability levels.
  • Supporting disaster recovery, business continuity and operational readiness requirements.
  • Ensuring teams have appropriate runbooks, escalation paths and incident response processes.
  • Tracking recurring operational issues and ensuring they are addressed through the appropriate teams.
  • Infrastructure security alignment
  • Ensuring infrastructure standards reflect security requirements around access control, network exposure, ingress/egress, secrets, logging and hardening.
  • Working with the Cloud and Platform Security Lead where applicable.
  • Ensuring teams provide evidence that required infrastructure security controls are in place.
  • Supporting the reduction of unnecessary public exposure across DTS services.
  • Ensuring infrastructure governance supports audit, compliance and client assurance requirements.
  • Cost visibility and capacity oversight
  • Defining standards for cloud cost reporting and allocation.
  • Ensuring teams can report infrastructure cost by product, platform, client or workload where appropriate.
  • Identifying areas of duplication, waste or inefficient infrastructure use.
  • Supporting capacity planning across growing DTS platforms and AI/data workloads.
  • Providing leadership with clear visibility of infrastructure cost drivers and optimisation opportunities.
  • Relationship with Tech Ops
  • Work closely with the Tech Ops function while maintaining clear ownership boundaries.
  • Tech Ops is responsible for day-to-day delivery operations, environment support, release coordination and operational support to engineering teams.
  • The Head of Infrastructure is responsible for defining infrastructure standards, governance, shared visibility, reliability expectations and cross-DTS platform coordination.

Relationship with Tech Ops – This Includes

  • Partnering with Tech Ops to ensure infrastructure standards are practical in delivery workflows.
  • Using Tech Ops feedback to identify recurring operational issues and improvement opportunities.
  • Avoiding duplication of Tech Ops responsibilities.
  • Ensuring delivery operations and infrastructure governance operate as a joined-up capability.
  • Clarifying when issues should be handled by Tech Ops, product engineering, infrastructure teams, security or DTS leadership.
  • Common tooling and shared platform capabilities
  • Identify and coordinate shared tooling where it benefits DTS.

This Includes

  • Assessing where common tooling should be used for deployment governance, observability, incident management, cost reporting, infrastructure inventory and operational reporting.
  • Avoiding unnecessary standardisation where teams need specialist tooling.
  • Supporting common integration points rather than forcing all teams onto identical infrastructure stacks.
  • Defining central capabilities that allow teams to remain autonomous while providing DTS-wide visibility.
  • Working with Architecture and Infrastructure teams to introduce shared services where there is clear value.

Who You'll Be Working With

  • Common DTS infrastructure standards and operating model.
  • Federated infrastructure governance across DTS platforms.
  • Alignment of infrastructure activity with DTS leadership direction.
  • Deployment governance and production change visibility.
  • Observability, monitoring and operational visibility standards.
  • Reliability, resilience and operational readiness expectations.
  • Infrastructure cost visibility and reporting.
  • Clear distinction and partnership between Infrastructure and Tech Ops.
  • Infrastructure alignment with DTS architecture, security and compliance requirements.
  • Ensuring platform teams retain autonomy while meeting common DTS standards.

What You'll Need

  • Multiple years of experience overseeing infrastructure, platform engineering, SRE, Dev Ops, cloud operations or technology operations leadership.
  • Strong understanding of cloud platforms, deployment models, observability, reliability, infrastructure governance and operational resilience.
  • Experience working in federated or matrixed technology organisations.
  • Ability to define standards and operating models without over-centralising delivery.
  • Strong understanding of CI/CD, deployment governance, incident management, monitoring, logging and production operations.
  • Good knowledge of infrastructure security, access control, network exposure, cloud posture and operational risk.
  • Ability to influence senior technical leaders and product/platform teams without relying solely on line authority.
  • Strong stakeholder management skills across Engineering, Architecture, Security, Product, Tech Ops and Enterprise Technology.
  • Ability to balance autonomy, consistency, security, reliability and delivery speed.
  • Clear communication skills and the ability to create practical standards that teams can adopt.
  • Leadership expectations

The Head Of Infrastructure Is Expected To

  • Act as a coordinator and enabler, not a central blocker.
  • Respect the autonomy of specialist product and platform teams.
  • Create clarity around infrastructure standards and expectations.
  • Work closely with DTS senior leadership and take direction from agreed architecture and security strategy.
  • Build trust with Tech Ops, Engineering, Infrastructure, Security and Product teams.
  • Challenge teams where infrastructure practices create risk, poor visibility or operational weakness.
  • Avoid unnecessary centralisation while reducing fragmentation where it creates risk.
  • Provide clear reporting on infrastructure health, cost, reliability and operational readiness.
  • Success measures

Success In The Role Will Be Measured By

  • DTS having clear and adopted infrastructure standards.
  • Product and platform teams operating autonomously while meeting common DTS expectations.
  • Improved visibility of deployments and production changes across DTS.
  • Better observability and monitoring across DTS platforms.
  • Clearer understanding of infrastructure ownership and operational accountability.
  • Improved ability to correlate incidents with deployments and infrastructure changes.
  • Reduced infrastructure fragmentation where it creates operational, security or cost risk.
  • Improved infrastructure cost transparency.
  • Stronger alignment between Infrastructure, Tech Ops, Security, Architecture and Engineering.
  • Leadership having confidence in the reliability, visibility and governability of DTS infrastructure.

Who You Are

You're open: We are inclusive and collaborative; we encourage the free exchange of ideas; we respect and celebrate diverse views.

We are open-minded: to new ideas, new partnerships, new ways of working.

You're optimistic: We believe in the power of creativity, technology and talent to create brighter futures for our people, our clients and our communities.

We approach all that we do with conviction: to try the new and to seek the unexpected.

You're extraordinary: we are stronger together: through collaboration we achieve the amazing.

We are creative leaders and pioneers of our industry; we provide extraordinary every day.

What We'll Give You

Passionate, inspired people – We aim to create a culture in which people can do extraordinary work.

Scale and opportunity – We offer the opportunity to create, influence and complete projects at a scale that is unparalleled in the industry.

Challenging and stimulating work – Unique work and the opportunity to join a group of creative problem solvers. Are you up for the challenge?

We believe the best work happens when we’re together, fostering creativity, collaboration, and connection.

That’s why we’ve adopted a hybrid approach, with teams in the office around four days a week.

If you require accommodations or flexibility, please discuss this with the hiring team during the interview process.

WPP is an equal opportunity employer and considers applicants for all positions without discrimination or regard to particular characteristics.

We are committed to fostering a culture of respect in which everyone feels they belong and has the same opportunities to progress in their careers.

Please read our Privacy Notice (https://www. wpp. com/en/careers/wpp-privacy-policy-for-recruitment) for more information on how we process the information you provide.

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Head of Infrastructure employer: InfoSum

InfoSum is an exceptional employer that fosters a culture of creativity and collaboration, empowering employees to do extraordinary work. With a strong focus on professional growth, the company offers unique opportunities to influence large-scale projects while maintaining a hybrid work environment that promotes flexibility and connection. Employees benefit from a supportive atmosphere that values diversity and inclusion, ensuring everyone has the chance to thrive in their careers.

InfoSum

Contact Details:

InfoSum Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Head of Infrastructure

Join Local Tech Meetups

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We think you need these skills to ace Head of Infrastructure

Infrastructure Standards Development
Cloud Operations Management
Deployment Governance
Observability and Monitoring
Operational Resilience
Infrastructure Security
Stakeholder Management

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at InfoSum.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at InfoSum and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at InfoSum

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If InfoSum uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.