DATA ENGINEERING
FOCUS
Specialist Focus Areas
At Harnham, we specialize in the following key areas within Data Engineering:
-
- Analytics Engineering: Bridging the gap between data engineering and data science to enable sophisticated analytics.
-
- Cloud Engineering: Developing and managing scalable cloud-based data solutions.
-
- Data & DevOps: Integrating data management with DevOps practices to streamline workflows and enhance productivity.
-
- Data Architecture: Designing and implementing the overall data framework and architecture for your organization.
-
- Data Engineering & Big Data: Handling large-scale data processing and building data pipelines.
-
- Data Platform Engineering: Creating and managing data platforms that support analytics and data science operations.
-
- Data Product Management: Overseeing the development and management of data products.
-
- DevOps Engineering: Combining software development and IT operations to improve deployment and efficiency.
-
- Platform Engineering: Building and maintaining the platforms that support data operations.
-
- Software Engineering: Developing software solutions that enhance data engineering capabilities.
JOBS
LATEST Data engineering
OPPORTUNITIES
With over 17 years of experience, Harnham has established itself as the leading global authority in Data and AI Recruitment
Data Architect
$200000 - $230000
+ Data Engineering
PermanentUSA
To Apply for this Job Click Here
Title: Data Architect
Location: US Remote
Pay: $200k – $230k Base (No Bonus)
Overview:
An innovative, high-growth organisation is seeking a Data Architect to drive advanced analytics and machine learning initiatives across multiple business domains. This role focuses on building scalable data solutions, deploying predictive models, and enabling data-driven decision-making in a collaborative, cloud-first environment.
Responsibilities:
- Design, develop, and deploy predictive and prescriptive models across domains such as customer behaviour, operations, and personalisation
- Apply machine learning, deep learning, and statistical methods to solve complex business challenges
- Lead experimentation initiatives including A/B and multivariate testing, as well as causal inference analysis
- Analyse large, complex datasets to generate insights and inform strategic recommendations
- Communicate technical findings clearly to both technical and non-technical stakeholders
- Collaborate with product managers and cross-functional teams to define data science initiatives
- Partner with engineering teams to build scalable, data-driven applications
- Mentor junior team members and contribute to best practices, tools, and reusable frameworks
Must Have Qualifications:
- 7-10+ years of experience in data science, applied machine learning, or statistics
- Strong proficiency in Python or R, including libraries such as scikit-learn, TensorFlow, or PyTorch
- Hands-on expertise with AWS and cloud-based AI/data platforms
- Experience building and deploying Data Mesh architectures
- Proven ability to productionise models using APIs, pipelines, or ML frameworks
- Experience with tools such as Databricks, SageMaker, and Snowflake

To Apply for this Job Click Here
Senior Engineer (AI)
City of London
£110000 - £200000
+ Data Engineering
PermanentCity of London, London
To Apply for this Job Click Here
Senior Engineer (AI)
£90,000 – £110,000 + benefits
London (Hybrid)
This is a great opportunity to join a high‑growth, PE‑backed organisation where you can take ownership of building and scaling an AI‑native data platform from the ground up.
THE COMPANY:
The group’s mission is to unify their businesses into a single, powerful data platform, creating comprehensive global datasets. With strong funding and a clear acquisition strategy, they are building a category‑defining B2B data business.
THE ROLE:
You will take ownership of building and rapidly iterating on core platform features as part of a highly agile engineering team. Key responsibilities include:
- Developing and shipping working prototypes within days
- Building and improving data platform components and internal tools
- Turning complex data assets into user‑ready products
- Collaborating with senior engineers and leadership on architecture decisions
- Helping modernise and scale early‑stage prototypes into production systems
YOUR SKILLS AND EXPERIENCE:
You will bring strong capability in:
- Strong experience in Python, SQL, and TypeScript
- Hands‑on software engineering experience
- Proven ability to build and deliver products quickly in fast‑paced environments
- Experience working with data‑heavy systems or platforms
- Solid understanding of modern engineering practices
THE BENEFITS:
You will receive a salary of £90,000 – £150,000 depending on experience, along with a comprehensive benefits package and the opportunity to shape a high‑impact AI platform from day one.
HOW TO APPLY:
Please register your interest by sending your CV to Molly Bird via the apply link on this page.

To Apply for this Job Click Here
Head of Engineering (AI)
City of London
£150000 - £200000
+ Data Engineering
PermanentCity of London, London
To Apply for this Job Click Here
Head of AI Engineering
£150,000 – £200,000 + benefits
London (Hybrid)
This is a great opportunity to join a high‑growth, PE‑backed organisation where you can take ownership of building and scaling an AI‑native data platform from the ground up.
THE COMPANY:
The group’s mission is to unify their businesses into a single, powerful data platform, creating comprehensive global datasets. With strong funding and a clear acquisition strategy, they are building a category‑defining B2B data business.
THE ROLE:
You will take ownership of leading AI engineering efforts across the platform, operating as both a hands‑on builder and technical leader. Key responsibilities include:
- Designing and building an AI‑native data platform from scratch
- Shipping AI agents and production‑ready solutions at pace
- Setting engineering standards and best practices for AI development
- Working closely with the founder and leadership team, including board‑level exposure
- Scaling and mentoring a high‑performing AI engineering team
YOUR SKILLS AND EXPERIENCE:
You will bring strong capability in:
- Expertise in Python, SQL, and TypeScript
- Proven experience building AI/ML systems in production environments
- Strong understanding of hybrid software + data engineering challenges
- Experience working at scale with complex datasets or platforms
THE BENEFITS:
You will receive a salary of £150,000 – £200,000 depending on experience, along with a comprehensive benefits package and the opportunity to shape a high‑impact AI platform from day one.
HOW TO APPLY:
Please register your interest by sending your CV to Molly Bird via the apply link on this page.

To Apply for this Job Click Here
Principal Software Engineer – Data Platform
San Francisco
$230000 - $280000
+ Data Engineering
PermanentSan Francisco, California
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
Staff Data Platform Engineer
San Francisco
$200000 - $245000
+ Data Engineering
PermanentSan Francisco, California
To Apply for this Job Click Here
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
Staff Analytics Engineer
$200000 - $250000
+ Data Engineering
PermanentCalifornia
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
AI Software Engineer
Remote
$120000 - $160000
+ Data Engineering
PermanentOhio
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
Senior Data Platform Engineer
Los Angeles
$160000 - $200000
+ Data Engineering
PermanentLos Angeles, California
To Apply for this Job Click Here
Senior Data Platform Engineer
Location: Los Angeles, CA
Salary: $160-200k base
We’re partnering with a fast-scaling, mission-driven advanced technology company building complex software and hardware systems deployed in real-world environments. Their platform processes and operationalizes high-volume data to power critical decision-making across the organization.
They are hiring a Senior Data Platform Engineer to design and scale the core data infrastructure that supports company-wide operations.
The Role
As a Senior Engineer on the Data Platform team, you will:
- Design and build scalable data pipelines and transformation frameworks
- Own ingestion and egress systems that unify multiple operational data sources
- Develop reliable, secure data models that power internal data products and applications
- Partner with engineering, product, and operations to translate business needs into production-grade systems
- Advocate for best practices across testing, CI/CD, data modeling, and security
- Debug and optimize complex transformation pipelines in production environments
What They’re Looking For
- 5+ years of experience in data engineering or backend engineering
- Strong programming skills in Python or similar languages
- Experience with Spark, PySpark, SQL, and dbt
- Familiarity with large-scale data platforms and cloud environments (AWS, Azure, or GCP)
- Experience with containerization and modern deployment practices
- Ability to operate autonomously in fast-moving environments
- Strong ownership mindset and attention to security best practices
- Must be a U.S. Person due to export-controlled information requirements
This is a high-impact role focused on building durable data systems that directly support operational execution at scale.

To Apply for this Job Click Here
Senior Analytics Engineer
Los Angeles
$150000 - $200000
+ Data Engineering
PermanentLos Angeles, California
To Apply for this Job Click Here
Senior Analytics Engineer
Location: Los Angeles, CA (Hybrid)
Salary: $150-200k base
We’re partnering with a rapidly scaling, mission-focused advanced technology company operating at the intersection of AI, hardware, and large-scale systems. Their software platform aggregates and operationalizes complex, real-time data to power critical decision-making in high-stakes environments.
As the company continues to grow, they are hiring a Senior Analytics Engineer to help architect and scale the core data foundation of the business.
The Opportunity
You will design and implement the core data models that represent how the organization operates across functions such as Finance, Supply Chain, Manufacturing, People, and Operations. These models will power internal applications, workflows, and metrics used by leadership to run the business.
You’ll sit at the intersection of analytics, engineering, and operations, helping build a scalable “digital twin” of a fast-moving, technically complex organization.
What You’ll Do
- Define and develop domain-level data models that reflect real business operations
- Build secure, scalable, and extensible transformations and data pipelines
- Own ingestion and egress frameworks across multiple source systems
- Contribute to architectural decisions and roadmap direction for the data platform
- Partner cross-functionally with engineering, product, and operations stakeholders
- Translate ambiguous business questions into structured, production-grade data systems
- Drive adoption of self-serve data applications beyond traditional BI
What They’re Looking For
- 5+ years of experience in Analytics Engineering, Data Engineering, or highly technical analytics roles
- Advanced SQL skills and strong experience with Python or similar languages
- Demonstrated success building scalable, reusable data models in fast-paced environments
- Experience with modern data stack tools such as dbt, Redshift, and BI platforms; exposure to enterprise data platforms is a plus
- High degree of ownership and comfort operating autonomously
- Strong communication skills and ability to partner with non-technical stakeholders
- Ability to obtain and maintain a U.S. Secret security clearance
This is a high-impact opportunity to shape foundational data systems inside a company solving complex, real-world problems at scale. If you’re excited by building data applications that influence how an organization operates, click apply to learn more.

To Apply for this Job Click Here
CAN’T FIND THE RIGHT OPPORTUNITY?
GET IN TOUCH
today
If you can’t see what you’re looking for right now, send us your CV anyway – we’re always getting fresh new roles through the door.
Industry Hub
HARNHAM
News & Blog
With over 10 years experience working solely in the Data & AI sector our consultants are able to offer detailed insights into the industry.
Visit our Blogs & News portal or check out our recent posts below.
Testimonials
Client and
candidate
testimonials
A trusted partner of professionals
across the globe.
We understand the challenges our
customers face and offer the
recruitment solutions needed to drive
business success through Data &
AI.