Data Architect Jobs in London

Roles

Data Architect Jobs in London

Overview

Discover top Data Architect jobs in London on Haystack, your go-to IT job board. Explore the latest opportunities with leading companies seeking skilled Data Architects to design, build, and optimize data systems. Whether you're an experienced professional or looking to advance your career, find the perfect London-based Data Architect role now. Start your job search today and take the next step in your data career!

Filters applied

London

Data Architect

Search

Salary

Location

Remote preference

Role type

Seniority

Tech stack

Sectors

Contract type

Company size

Visa sponsorship

Data Engineer

Tenth Revolution Group

Data Engineer - Portsmouth - 60,000

A rapidly growing software company in Portsmouth is looking for a Data Engineer to lead the build of their first-ever data platform. This is a greenfield opportunity to architect and implement scalable data infrastructure from scratch, with the potential to grow into a team lead role.

With over 100 employees and continued expansion, they’re now investing in data to support smarter decision-making across their subscription-based business. This is a hands-on role with strategic impact. You’ll have the autonomy to choose the right tools and shape the data architecture. If successful, you’ll have the opportunity to grow the data function and step into a leadership role.

The Role:

Designing and building robust ETL pipelines using tools like dbt or Apache Airflow

Integrating data from APIs, databases, and SaaS platforms into BigQuery

Structuring clean, queryable data models to support analytics and reporting

Collaborating with analysts to deliver insightful dashboards via Looker

Establishing data governance and quality processes

Requirements:

GCP (BigQuery), but open to other cloud backgrounds

ETL: dbt, Apache Airflow, or similar

BI: Looker (preferred), or other BI tools

Languages: SQL, Python, Java

Experienced data engineer, with strong ETL and cloud data warehouse experience

Proficiency in SQL and data modelling best practices

Experience with BI tools and dashboard creation

Self-starter attitude with minimal supervision required

Package:

Competitive salary up to 70,000 + discretionary bonus (performance reviewed twice a year)

Discounts, perks, and 20 days holiday

Please Note: This is a permanent role for UK residents only. This role does not offer Sponsorship. You must have the right to work in the UK with no restrictions. Some of our roles may be subject to successful background checks including a DBS and Credit Check.

Contact me: (url removed)

Are you a Data Engineer, seeking a new challenge? Do you have passion for future vehicle development?

If so, Expleo have an opportunity for you! Our client, a prestigious Automotive Manufacturer, is currently recruiting for a Data Engineer to join their Customer Relationship Centre team. As a Data Engineer you will play a key part in enabling data-driven decision-making by building and maintaining robust data pipelines, integrating customer service systems, and ensuring high-quality data is available for analysis and insights. Based in Warwickshire, you will be supporting, a dedicated and enthusiastic team, on a contract basis.

You will work closely with analysts, developers, and operational teams to support customer experience initiatives.

.

Responsibilities of the Data Engineer will include:

Design, build, and maintain scalable data pipelines to support customer service operations

Migrate and modernise legacy data systems to cloud-based solutions

Integrate data from CRM systems and customer touchpoints into cloud platforms

Ensure data quality, consistency, and availability for reporting and analytics

Collaborate with Data Analysts to deliver actionable insights

Develop and maintain documentation for data architecture, workflows, and processes

Troubleshoot and resolve data-related issues, ensuring minimal disruption to service operations

Support automation of reporting and data delivery

Design and implement API integrations to integrate data

Qualifications and skills required for the Data Engineer position:

Ideally degree educated in Computer Science, Data Engineering, or a related field

Experience as a Data Engineer, ideally within a customer service or contact centre environment

Knowledge of SQL, Python, and data pipeline development

Skilled in Google Cloud Platform (GCP) and cloud data tools

Background in CRM systems and customer data structures

Understanding of data warehousing concepts and cloud architecture

Experience with ETL tools and frameworks Airflow, Git, CI/CD pipeline

Data Insights reporting experience

Competent with real-time data processing and streaming technologies

Proficiency in Tableau or other data visualisation tools is desirable

PLEASE NOTE To meet with current legislation, right to work checks will be carried out to ensure candidates can work in the UK. Regretfully, we are unable to support applications that require sponsorship.

If you are interested in applying for the role of Data Engineer or require further information, please contact:

Jacquie Linton

(phone number removed)

Senior Data & BI Developer

Salary: 55,000 - 65,000 per annum Job Type: Full-time

The Role

We are seeking a highly skilled Senior Data & BI Developer who can bridge the gap between backend data architecture and front-end analytics. This role combines deep SQL expertise with advanced Power BI capabilities to support mission-critical business logic, reporting systems, and strategic insights.

You will work with complex hierarchical data models, optimize database performance, and develop impactful dashboards that empower stakeholders across the organisation.

Key Responsibilities

SQL Development & Database Administration

Design and implement efficient SQL queries and database structures to support complex business processes and hierarchical data relationships.

Develop recursive queries and CTEs to traverse and manipulate hierarchical data.

Optimise stored procedures and troubleshoot performance issues using execution plans and query tuning techniques.

Collaborate with developers and analysts to translate business requirements into efficient database logic.

Enforce data governance, integrity, and consistency across database systems.

Power BI Analytics

Design and maintain advanced interactive Power BI dashboards and reports.

Build robust data models using DAX and manage ETL processes from various sources (SQL Server, Excel, cloud platforms).

Gather and translate complex business requirements into technical specifications.

Promote best practices in data governance and maintain documentation for report logic and dashboard functionality.

Optimise Power BI solutions for performance and scalability.

Strategic & Cross-Functional Collaboration

Support re-platforming initiatives with data-driven insights.

Mentor junior analysts and contribute to a culture of continuous learning.

Identify opportunities for new data solutions and contribute to the analytics roadmap.

Required Experience

5+ years of experience in SQL development with enterprise-grade relational databases (SQL Server).

4+ years of experience in Power BI development with a strong portfolio of dashboards.

Expertise in hierarchical data patterns: adjacency lists, nested sets, recursive CTEs.

Strong proficiency in DAX, M-Query, Power Query.

Solid understanding of indexing, query optimisation, and performance tuning.

Experience with stored procedures, complex joins, and relational database design.

Strong analytical, problem-solving, and communication skills.

Senior Data Advisory Lead

Tenth Revolution Group

I’m working with a leading consultancy that is expanding its Financial Services practice and looking to bring on a Senior Data Advisory Lead. This is a strategic role where you’ll work directly with Tier 1 financial institutions to shape and deliver enterprise-wide data strategies that drive transformation, ensure regulatory compliance, and unlock business value.

You’ll join a collaborative team focused on helping clients become truly data-driven. The business is seeing increased demand for data-led transformation, and this is a fantastic opportunity to lead high-impact engagements and influence senior stakeholders across the financial services sector.

As part of this role, you will be responsible for some of the following areas:

Act as a trusted advisor to senior stakeholders operating at c-suite level

Lead multi-disciplinary teams delivering complex data transformation programs

Develop and pitch compelling data strategies to senior leadership

Define and implement data-driven pricing strategies

Design data operating models, target architectures, and transformation roadmaps

Define data ownership models, stewardship roles, and quality KPIs

Support metadata management, lineage tracking, and data cataloging initiatives

To be successful in this role, you will have:

Strong track record working in data advisory, strategy, or management roles

Consulting experience within financial services

Proven track record delivering data transformation in complex environments

Strong knowledge of data governance, architecture, and analytics platforms

Excellent stakeholder management and communication skills

This role offers hybrid working with flexibility around client site and office presence. A starting salary of up to 110,000 is available alongside a benefits package, including performance-related bonus, private healthcare, and funded training.

This is just a brief overview of the role. For the full details, simply apply with your CV and I’ll be in touch to discuss further. Interviews are starting soon - don’t miss out, APPLY now!

Page 5 of 5

Frequently asked questions

What types of Data Architect jobs are available in London?

In London, you can find a variety of Data Architect roles ranging from junior to senior levels, covering industries such as finance, healthcare, technology, and retail. Positions may focus on data modeling, database architecture, cloud data solutions, or big data platforms.

What qualifications are typically required for Data Architect positions in London?

Most Data Architect roles require a strong background in computer science or related fields, experience with database management systems (SQL, NoSQL), proficiency in cloud platforms like AWS or Azure, and skills in data modeling, ETL processes, and big data technologies.

Are remote or hybrid Data Architect jobs available in London?

Yes, many companies offering Data Architect positions in London provide remote or hybrid working options to attract top talent. Job listings typically specify the working arrangements, so be sure to check the individual job details.

What is the average salary for a Data Architect in London?

The average salary for a Data Architect in London ranges from £70,000 to £100,000 per year, depending on experience, industry, and specific technical skills. Senior roles or those with specialized expertise may offer higher compensation.

How can I apply for Data Architect jobs through Haystack?

Simply browse the listings on the Haystack job board, filter by location and role, then click on your preferred job to apply. You can create an account to upload your CV and track applications, making it easy to manage your job search.