Tech Team Lead (Back End expertise)

Group M Worldwide Inc.; London; On-site; GBP 85,000 - 110,000; Full time

Job summary

A leading company in the marketing technology sector is seeking a Tech Lead for their backend team in London. The ideal candidate will oversee the development of scalable backend systems, mentor developers, and ensure high-quality solutions. This role requires strong technical skills and experience in backend development, along with a collaborative mindset to drive innovation and efficiency within the team.

Qualifications

• 7+ years of professional experience in backend development.
• At least 2+ years in a leadership or mentoring role.
• Strong proficiency in backend programming languages.

Responsibilities

• Lead the design and development of backend systems.
• Mentor and guide backend developers.
• Collaborate with DevOps/SRE teams for smooth deployments.

Skills

Leadership

Problem Solving

Collaboration

Communication

Education

Bachelor’s degree in Computer Science

Tools

AWS

Docker

Kubernetes

Git

Job description

Title:Tech Lead, Back End
Location: London
Reporting to: SVP, Client Engineering

WHO WE ARE

Choreograph is WPP’s global data products and technology company. We’re on a mission to transform marketing by building the fastest, most connected data platform that bridges marketing strategy to scaled activation.

We work with agencies and clients to transform the value of data by bringing together technology, data and analytics capabilities. We deliver this through the Open Media Studio, an AI-enabled media and data platform for the next era of advertising.

We’re endlessly curious. Our team of thinkers, builders, creators and problem solvers are over 1,000 strong, across 20 markets around the world.

THE ROLE:

We are seeking a highly skilled and motivated Tech Team Lead (Back End) to join and guide our engineering team. In this role, you will be responsible for overseeing the design, development, and deployment of scalable and high-performing backend systems while mentoring and leading a team of talented developers. The ideal candidate will have a deep technical background, a collaborative mindset, and a passion for building robust solutions that align with business objectives.

A FEW DESCRIPTORS THAT FIT YOU:

What will you be doing:

• Lead the design and development of backend systems, ensuring scalability, reliability, and performance.
• Architect and implement clean, efficient, and well-documented code that adheres to best practices and coding standards.
• Review code, provide constructive feedback, and enforce quality control through peer reviews.
• Drive the adoption of modern technologies, tools, and frameworks to improve team efficiency and system quality.
• Mentor and guide backend developers, fostering their technical and professional growth.
• Allocate tasks, set priorities, and manage workloads to meet project deadlines.
• Create a collaborative and supportive team environment that encourages innovation and continuous improvement.
• Act as a bridge between team members and stakeholders, ensuring clear communication and alignment on goals.
• Work closely with product managers, frontend teams, and other stakeholders to understand requirements and deliver high-quality solutions.
• Collaborate with DevOps/SRE teams to ensure smooth deployments and efficient CI/CD pipelines.
• Partner with QA teams to identify and address bugs, performance issues, and potential risks early in the development cycle.

Who you are:

• Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent experience).
• 7+ years of professional experience in backend development, with at least 2+ years in a leadership or mentoring role.
• Strong proficiency in backend programming languages and frameworks (e.g., Java, Python, Node.js, Golang, .NET).
• Experience designing and implementing RESTful APIs, GraphQL, or other API architectures.
• Deep understanding of database systems (SQL and NoSQL), schema design, and optimization techniques.
• Hands-on experience with cloud platforms (e.g., AWS, Azure, GCP) and containerization tools (e.g., Docker, Kubernetes).
• Proficiency in version control systems (e.g., Git) and CI/CD pipelines.
• Strong debugging, problem-solving, and analytical skills.

Reports to: SVP, Client Engineering

GroupM and all its affiliates embrace and celebrate diversity, inclusivity, and equal opportunity.We are committed to building a team that represents a variety of backgrounds, perspectives, and skills. We are a worldwide media agency network that represents global clients. The more inclusive we are, themore greatwork we can create together.

(Please note this is a UK based role and requires individuals to have the right to work in this location)

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