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Head of Data Engineering (12 Month FTC)

London – 2 Days in London

Up to £115,000 + 15% Bonus

We’re partnering with an exciting start-up, created by two fortune 100 companies, on a Head of Data Engineering hire based in London. This is a senior leadership role owning the data engineering function for a business operating at the heart of the US generic pharmaceuticals supply chain, where data quality, governance, and scale are mission-critical.

This role suits an experienced data engineering leader who enjoys operating in complex, regulated environments and building robust data platforms that directly support commercial and sourcing decisions.

What you’ll do

• Lead, coach, and develop a team of Data Engineers and Senior Data Engineers

• Own the end-to-end data platform, including pipelines, infrastructure, quality, and governance

• Define and deliver a long-term data architecture vision

• Build scalable data pipelines across cloud platforms (AWS, Azure, or GCP)

• Ensure strict data sharing, sensitivity, and compliance standards (including SOX)

• Partner closely with Technology, Product, Analytics, and senior business stakeholders

• Champion data-led decision making across internal and external partners

• Present complex data initiatives clearly to senior leadership

What we’re looking for

• 8-10+ years’ experience in data engineering

• Proven experience managing and leading data engineering teams

• Strong background in cloud data platforms and modern data architectures

• Hands-on expertise with Python, data modelling, ETL, and big data technologies (e.g. Spark)

• Experience operating in regulated or complex enterprise environments

• Excellent stakeholder management and communication skills

• Comfortable working with ambiguity and driving change

Nice to have

• Healthcare or pharmaceutical sector experience

• Strong governance, compliance, and audit exposure

To Apply for this Job Click Here

To Apply for this Job Click Here

Analytics Engineering Manager

Hybrid London (3 days/week)

Up to £100,000 + 25% Bonus

We’re hiring an Analytics Engineering Manager to lead and grow an analytics engineering function within a high-performing digital advertising business. This is a senior, hands-on role with real influence over data strategy, tooling, and delivery.

Why this role?

• Own the analytics engineering roadmap and data foundations

• Lead and mentor a team of Analytics Engineers

• Hybrid working: 3 days per week in London

• Up to £100,000 base + 25% bonus

• 40 days per year working from anywhere in the world

What you’ll do:

• Lead delivery of scalable ELT pipelines and data models

• Ensure high-quality, trusted advertising and campaign performance data

• Partner with product, engineering, commercial, and finance teams

• Set standards for data quality, testing, and documentation

• Stay hands-on with critical design and technical decisions

What we’re looking for:

• Strong experience in analytics/data engineering, including team leadership

• Expert SQL and strong Python skills

• Hands-on dbt and cloud data warehouse experience (e.g. BigQuery)

• Experience working with digital advertising data

• Proven ability to own roadmaps and influence stakeholders

To Apply for this Job Click Here

To Apply for this Job Click Here

Principal Software Engineer – Data Platform

San Francisco, CA (Remote Eligible – US Only)

$230K-$280K base + equity

Are you ready to lead the design and build of a world-class data platform from the ground up?

A high-growth, product-led tech company is looking for a Principal Software Engineer to lead the build-out of a modern, scalable data platform from the ground up. If you’re excited about solving massive data challenges and shaping the infrastructure that supports real-time analytics and AI/ML at scale, this role is for you.

As the most senior technical IC on the Data Platform team, you’ll partner with leadership across Engineering, Product, Security, and Compliance to design a low-latency, cloud-native data architecture using best-in-class tools like Kafka, Iceberg, ClickHouse, Tinybird, and Snowflake.

Why this role?

• Join a growing Data Platform team
• Own the technical vision and architecture end-to-end
• Tackle petabyte-scale data challenges and real-time streaming use cases
• Work with a cutting-edge tech stack (Kafka, Iceberg, ClickHouse, Snowflake, etc.)
• Drive platform evolution to support AI/ML and company-wide analytics

What You’ll Do

• Design and build a next-gen data platform to power product and internal use cases
• Architect for batch + streaming, scalability, fault tolerance, and low latency
• Lead data modeling, warehousing, governance, and ingestion best practices
• Champion engineering excellence and mentor senior engineers
• Align technical decisions with long-term business strategy
• Optimize for performance, cost, and resiliency in a modern cloud environment

What We’re Looking For

• 8+ years of experience in data engineering or platform architecture
• 5+ years at the Principal Engineer level or equivalent
• Deep expertise with Kafka (and its ecosystem), streaming data systems
• Strong experience with ClickHouse, Iceberg, Snowflake, or similar tools
• Cloud-native architecture expertise (AWS, GCP, or Azure)
• Track record of designing data systems for compliance and governance
• Experience scaling systems to support petabyte-level workloads
• Excellent communication, collaboration, and leadership skills
• Bonus: Experience enabling AI/ML platforms or preparing for IPO-scale growth

To Apply for this Job Click Here

To Apply for this Job Click Here

Senior Software Engineer – Go (CDN / Distributed Systems)

Remote – US or Canada

$190-240k base + RSUs

A market leader in cloud infrastructure and developer tooling is seeking a Senior Software Engineer (Go) to help design, scale, and optimize a next-generation global CDN.

This team builds the backbone of high-performance web delivery-handling billions of requests per day and powering some of the fastest, most reliable online experiences in the world.

If you’re passionate about distributed systems, high-performance networking, and building software that powers millions of developers, this is an opportunity to have a direct impact on how the web runs at scale.

The Role

As part of the CDN Infrastructure group, you’ll build and enhance distributed systems that make the internet faster and more resilient. You’ll design large-scale systems, write production-grade code, and collaborate closely with product and infrastructure teams to deliver high-impact improvements in routing, caching, and network performance.

You’ll work across key initiatives that include:

• Evolving an internal CDN framework into a fully production-grade product that customers can use directly.
• Designing systems that enable incremental customer migration onto the platform.
• Scaling redirect handling from thousands to billions of requests per site.
• Adding HTTP/3 support and exploring post-quantum cryptography for next-generation security.
• Driving performance optimization across the edge network and core infrastructure.

This is a role for engineers who love building systems that operate at global scale, thrive on technical depth, and want to shape the future of web infrastructure.

What We’re Looking For

We’re looking for backend engineers with strong distributed systems experience and the ability to design, implement, and scale complex infrastructure.

You’ll bring:

• Proven experience with distributed systems, CDN, caching, or ingress infrastructure.
• Go experience in production (C/C++ backgrounds highly transferable).
• Deep understanding of the HTTP layer and modern cloud networking.
• Experience running systems at scale in a cloud product or infrastructure environment.
• Bonus: experience in Linux kernel tuning, performance optimization, or relevant open-source contributions.

This role is ideal for engineers who are hands-on, performance-oriented, and eager to work on problems of scale.

Why Join

You’ll join a team that values technical excellence, autonomy, and impact-where your work directly shapes how developers build and deploy at the edge.

We operate globally, handle traffic at massive scale, and give engineers the ownership to build systems that redefine what’s possible in web performance and reliability.

We’re a remote-first organization that empowers engineers to make meaningful architectural decisions, ship quickly, and see their impact on real-world products at scale.

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Staff Data Platform Engineer

US Remote

$200-245k base + Equity

We’re working with a rapidly expanding consumer tech startup that recently raised $125M in Series D funding. As they continue to scale, they’re looking to hire a Staff Data Engineer to join their growing data team. If you have a strong foundation in software engineering, a collaborative mindset, and a passion for driving data strategy, this is the opportunity for you!

The Role:
As a Staff Data Engineer, you’ll be a crucial part of the team, ensuring data is accessible, reliable, and actionable across the company. Working alongside engineers, data scientists, and business teams, you’ll help build scalable data platforms that drive key business initiatives and enable data-driven decision-making.

What You’ll Do:

• Collaborate with engineering, data science, and business teams to understand data needs and implement effective solutions aligned with business objectives.
• Design and build scalable data infrastructure and pipelines to handle high volumes of data as the company grows.
• Lead the design and optimization of data architecture, ensuring it’s secure, high-performing, and scalable.
• Improve and streamline data pipelines to provide fast, reliable access to high-quality data.
• Contribute to the design of reporting frameworks and analytics tools that empower teams to make data-driven decisions.
• Work with security teams to ensure data privacy and compliance standards are met.
• Mentor junior engineers, share expertise, and promote best practices across the team.
• Stay updated on new technologies and suggest improvements to enhance processes and tool efficiency.

You’re a Great Fit If:

• You have 7+ years of experience in data engineering.
• You’ve worked at a leading consumer tech company known for engineering excellence.
• You’re an expert in SQL, Python, and data platform development.
• Nice-to-have: Familiarity with AWS, Kubernetes, Redshift, Athena, S3, and Airflow.
• You have hands-on experience with complex data infrastructures and optimizing data pipelines.
• You’ve led large-scale data projects that had a significant impact on your organization.
• You thrive in collaborative environments and have strong communication skills.
• You have an ownership mindset and take responsibility for delivering results.

To Apply for this Job Click Here

To Apply for this Job Click Here

Senior Software Engineer – Go (CDN and Distributed Systems)

Remote, US or Canada

$190-204k base + RSUs

A leading cloud infrastructure company is hiring a Senior Software Engineer with strong Go and distributed systems experience to help build and scale its next generation global CDN. This team operates at massive scale, handling billions of requests per day and powering some of the fastest, most reliable experiences on the web.

The Role

You will design and build high performance distributed systems that make the internet faster and more resilient. As part of the CDN Infrastructure group, you will work on projects such as:

• Evolving an internal CDN into a production ready customer platform
• Designing systems that support safe, incremental customer migration
• Scaling redirect handling from thousands to billions of requests
• Implementing HTTP/3 and exploring post quantum cryptography
• Driving performance improvements across the edge network

This role is ideal for engineers who enjoy deep technical challenges and want to influence how modern web infrastructure operates at global scale.

What We Are Looking For

• Strong experience with distributed systems, CDN, caching, or networking infrastructure
• Production Go experience. C and C plus plus backgrounds transfer well
• Solid understanding of the HTTP layer and cloud networking
• Experience operating systems at scale in a cloud or infra environment
• Bonus: Linux tuning, performance optimization, or open source work

To Apply for this Job Click Here

To Apply for this Job Click Here

AI Software Engineer

Remote (US – ET/CT Time Zone)
$120K-$160K + Benefits

I’m partnering with a global leader in digital learning technology that’s transforming how millions of students and educators experience personalized, AI-powered learning. Following major investment in generative AI, the company is scaling its AI Platform Engineering team to build the next generation of adaptive learning tools.

This is a hands-on engineering role focused on building production-grade generative AI applications that power multiple products across the business.

The Role:

You’ll design and build scalable, full-stack systems that integrate large language models and AI capabilities into digital learning platforms. Working closely with data scientists, product managers, and engineers, you’ll help take GenAI prototypes from experimentation to production-driving forward real-world AI impact.

Key Responsibilities

• Develop and maintain AI-powered applications and platform services that are reliable, scalable, and secure
• Build and optimize LLM-based and RAG-powered solutions using frameworks such as LangChain or LangGraph
• Collaborate with Data Science teams to productionize models and streamline deployment pipelines
• Lead and contribute to technical design, architecture, and CI/CD improvements
• Ensure applications meet accessibility (WCAG 2.2 AA), performance, and security standards
• Stay current on the latest advancements in GenAI and advocate for best practices across the team

About You

• 5+ years of professional software engineering experience
• Strong full-stack skills across:
• Backend: Python, Node.js, or Go
• Frontend: Angular or React
• Databases: MySQL/PostgreSQL + NoSQL (e.g., DynamoDB)
• Cloud/Infra: AWS or Azure, Terraform, CI/CD tools
• Hands-on experience building AI/GenAI-enabled applications (Azure OpenAI, Amazon Bedrock, etc.)
• Practical understanding of RAG techniques, vector databases, and AI orchestration tools
• Strong system design, performance optimization, and collaboration skills
• Passionate about building impactful technology and staying ahead in the AI space

To Apply for this Job Click Here

To Apply for this Job Click Here

Senior Software Engineer – Lua

Remote (US) | $200,000 – $280,000 base + equity + benefits

A market leader in cloud infrastructure and developer tooling is seeking a Senior Software Engineer to help design, scale, and optimize a next-generation global CDN. This team builds the backbone of high-performance web delivery-handling billions of requests per day and powering some of the fastest, most reliable online experiences in the world.

The Role

As part of the CDN Infrastructure team, you’ll build and enhance distributed systems that make the internet faster and more resilient. You’ll design large-scale systems, write production-grade code, and work closely with product and infrastructure engineers to deliver high-impact improvements in routing, caching, and network performance.

What You’ll Do

• Design, implement, and optimize new CDN features and edge performance improvements
• Diagnose and reduce latency across a global network serving petabytes of data
• Improve reliability and scalability for billions of daily requests
• Build internal tools and workflows for infrastructure developers (primarily in Lua)
• Collaborate across teams to deliver next-generation web infrastructure

What We’re Looking For

• 5+ years of professional experience with Lua
• Deep understanding of HTTP, web servers, and CDN architecture
• Proven experience with distributed systems and large-scale performance optimization
• Strong problem-solving skills and a passion for experimentation
• Bonus: experience with Golang or other backend languages

Why Join

• Work on systems that serve petabytes of data and billions of requests daily
• Competitive compensation including equity and full health coverage
• Flexible, remote-friendly work environment
• Opportunity to shape the next generation of internet-scale infrastructure

To Apply for this Job Click Here

To Apply for this Job Click Here

Staff Analytics Engineer

Location: Remote
Salary: $200-250k

Are you a data expert ready to drive transformative analytics at a cutting-edge cloud platform company? This fast-growing Series C innovator is revolutionizing how teams build, preview, and deploy high-performance digital applications.

About the Role

The Staff Analytics Engineer will lead the design and implementation of robust data models and pipelines, enabling business units to uncover insights and make data-driven decisions. This role is a unique chance to collaborate with engineering, product, and business teams, building scalable analytics systems that power operational efficiency and growth.

Key Responsibilities

• Design and maintain scalable data models and pipelines to serve as a single source of truth across the enterprise.
• Develop tools to enhance data accessibility, auditing, and validation, ensuring consistent, trustworthy datasets.
• Partner with cross-functional teams to uncover actionable insights and support decision-making.
• Build self-service analytics tools and dashboards for key stakeholders, streamlining workflows.
• Collaborate on advancing the company’s data platform using cutting-edge tools like dbt, Snowflake, and Superset.
• Lead initiatives to improve data quality, governance, and discoverability, ensuring alignment with business goals.

About You

• 8+ years of experience in analytics engineering or a similar role in a modern tech company.
• Advanced proficiency in SQL, with experience working on complex datasets.
• Expertise in data platforms like Snowflake or BigQuery and transformation tools like dbt.
• Familiarity with programming languages such as Python, Java, or Go.
• Experience with BI tools like Hashboard or Superset, and a strong grasp of schema design and dimensional modeling.
• Strong communication skills and the ability to collaborate in a fast-paced environment.

Be part of a forward-thinking team where data is at the core of every decision. If you’re passionate about transforming data into meaningful insights, this role offers the chance to work on impactful projects, collaborate with top talent, and make a lasting difference.

To Apply for this Job Click Here

To Apply for this Job Click Here

BUSINESS INTELLIGENCE DEVELOPER
Up to £40,000 | West Midlands | Hybrid (4 days/week in office)

THE COMPANY

Established distribution and wholesale business operating across the UK, supporting Operations, Sales, Finance, and eCommerce functions with data-driven decision making.

Growing Business Transformation team investing heavily in modern data infrastructure and reporting capabilities.

THE ROLE

Join the Business Reporting team as a BI Developer, building high-quality Power BI dashboards and supporting stakeholders across multiple business functions. You’ll be contributing to a brand-new Microsoft Fabric data platform while delivering clear, actionable insights to help teams make confident, data-driven decisions.

What you’ll do:

• Design, build and maintain Power BI dashboards including data models, DAX measures, visuals, and Row-Level Security (RLS) aligned to business requirements
• Contribute to the ongoing development of the brand-new Data Platform built on Microsoft Fabric
• Respond to analysis requests, delivering timely and accurate outputs with clear commentary
• Validate data, document assumptions, and improve data quality across the reporting estate
• Partner with stakeholders across Operations, Sales, Finance and eCommerce to translate business questions into well-defined reporting solutions
• Collaborate with the Business Reporting team on semantic models and shared metrics
• Handle multiple priorities in a fast-paced environment while maintaining attention to detail

TECH STACK

• BI Tools: Power BI (primary), Microsoft Fabric (new platform)
• Database: SQL Server
• Data Tools: Excel (advanced)
• Legacy Systems: SSRS, SSIS (exposure helpful)
• Integrations: ERP systems, Salesforce

WHAT YOU NEED

Essential:

• Solid SQL skills with hands-on experience writing queries and manipulating data
• Hands-on Power BI development experience including data models, DAX measures, and visualizations
• Strong Excel skills for quick analysis and data manipulation
• Clear communication skills with ability to explain technical concepts to non-technical users
• Organized and detail-oriented approach
• Comfortable juggling multiple priorities and stakeholder requests

Nice to have:

• Background in wholesale, distribution, or logistics sectors
• Exposure to ERP systems (SAP, Oracle, Microsoft Dynamics, etc.)
• Salesforce experience
• Familiarity with Microsoft Fabric (actively building on this platform)
• Experience with legacy Microsoft BI technologies (SSRS, SSIS)
• Understanding of data governance and quality principles

WHAT’S ON OFFER

• Salary: Up to £40,000
• Location: Wednesbury, West Midlands
• Working Pattern: Hybrid – 3 days per week in office
• Team: Business Reporting team within Business Transformation function
• Growth: Opportunity to shape a brand-new Microsoft Fabric data platform
• Impact: Work directly with Operations, Sales, Finance and eCommerce stakeholders
• Development: Exposure to modern cloud data platforms and BI tooling

INTERVIEW PROCESS

1. Initial screening with hiring manager (60 minutes)
2. Technical discussion – Power BI and SQL walkthrough
3. Final interview with wider team

Timeline: 2-3 weeks

HOW TO APPLY

Send your CV to Mohammed Buhariwala at Harnham via the apply button.

Keywords: BI Developer, Business Intelligence, Power BI, SQL, DAX, Microsoft Fabric, Data Analytics, Dashboards, Reporting, West Midlands, Wednesbury, Hybrid

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