Xist4 | Recruitment Agency in Bristol & London | BI, Data Science, Cyber & Leadership Roles

It Starts With the Right People

Good hiring is not just about filling a role. It is about finding someone who raises the bar, fits the culture and stays.

We help organisations secure the data, technology and leadership talent that build the foundations on which everything else depends.

Who We Help

We work with a focused range of organisations where our specialist knowledge makes a real difference.

In Fintech, we partner with Paytech and Regtech businesses building payment systems, fraud and identity platforms and regulatory technology. In Greentech, we work with companies developing EV charging networks, fleet electrification and smart energy infrastructure. We also support Arts, Cultural and Heritage institutions strengthening their digital and technology capability.

We also work with ambitious tech startups and scale-ups across a range of sectors, helping them build the engineering, data and leadership teams they need to grow quickly and sustainably.

Hire for Impact, Not Just Headcount

We recruit across Leadership, Software Engineering, Business Intelligence, Data Science and Analytics, Cyber Security, and Cloud and Infrastructure. These are not peripheral hires. They are the people who shape strategy, build platforms, protect systems and drive the decisions that matter.

We take a human approach to every search, taking the time to understand your organisation, your team and what success actually looks like before we start.

Talent Spotlight: Real People, Real Impact

Every week we introduce a selection of the specialists we are currently working with across data, technology, cyber security and leadership.

If someone here catches your eye, get in touch, and we will tell you more.

Talent icon

Candidate Ref:
RRYR6RYY6

Job Title
IT Manager & Infrastructure Lead

Profile Snapshot
IT leader specialising in infrastructure, security and compliance, delivering resilient, scalable environments and driving continuous improvement across multi-site operations.

Skills
Windows, Linux, macOS, M365, AD, Networking, ISO27001, GDPR, ITIL, DR, ZTNA

Work Arrangement
Hybrid

Employment Type
Permanent

Location
South Gloucestershire

Availability
1 month

Request details
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Candidate Ref:
Y565VRY4V

Job Title
Cyber Security Analyst

Profile Snapshot
CISSP-certified security specialist in GRC and cloud security, strengthening compliance, access controls and incident response to protect enterprise systems and data.

Skills
GRC, ISO27001, ITIL, PAM, IAM, Zero Trust, AWS, Azure, PCI DSS

Work Arrangement
Hybrid

Employment Type
Permanent

Location
Bristol

Availability
1 month

Request details
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Candidate Ref:
46R6XRWYV

Job Title
Senior Data Engineer

Profile Snapshot
Data Engineer specialising in Azure pipelines and large-scale migrations, improving data reliability, performance and governance through automation and modern lakehouse design.

Skills
Azure, ADF, Databricks, Python, PySpark, SQL, SSIS, Lakehouse, DevOps, GitHub

Work Arrangement
Remote

Employment Type
Permanent

Location

Availability
Immediate

Request details
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Candidate Ref:
89X7WW8WV

Job Title
Data Scientist & Analyst

Profile Snapshot
Data specialist delivering Python and SQL pipelines, robust BI dashboards and data quality frameworks to enable reliable, actionable insight at scale.

Skills
Python, SQL, ETL, Power BI, APIs, ML, NLP, Data Modelling, Git

Work Arrangement
Hybrid

Employment Type
Permanent

Location
Bristol

Availability
Immediate

Request details
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Candidate Ref:
89X7R95V3

Job Title
Head of IT / Head of Infrastructure

Profile Snapshot
IT leader in sustainability-focused organisations, specialising in cloud-first architecture and scaling global operations for secure, cost-efficient growth.

Skills
Azure, M365, Intune, Jamf, ITIL, Jira, DevSecOps, SSO, SIEM, Power BI, SQL

Work Arrangement
Hybrid

Employment Type
Permanent

Location
Bristol

Availability
3 months

Request details
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Candidate Ref:
V4W6VV4YR

Job Title
Senior Full-Stack Developer

Profile Snapshot
Senior full-stack developer specialising in secure .NET and Angular systems, delivering compliant, high-availability platforms and optimised data pipelines.

Skills
C#, .NET, Angular, SQL, Azure AD, Keycloak, OAuth2, Docker, CI/CD, Redis

Work Arrangement
Hybrid

Employment Type
Permanent

Location
London

Availability
3 months

Request details
Talent icon

Candidate Ref:
X93YY36W3

Job Title
Head Of Change & Automation

Profile Snapshot
Transformation leader delivering AI and automation programmes that improve efficiency, strengthen governance and unlock revenue in regulated environments.

Skills
AI, Automation, Change, SQL, BPMN, SDLC, Agile, UAT, Data Gov, Ops

Work Arrangement
Hybrid

Employment Type
Permanent

Location
London

Availability
1 month

Request details
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Candidate Ref:
VY58Y6XV6

Job Title
Head Of AI Product & Strategy

Profile Snapshot
AI product leader delivering GenAI and data platforms from concept to production in complex regulated environments, aligning strategy risk and delivery.

Skills
GenAI, AI, Data, Product, Strategy, Python, Blockchain, Risk, KYC, Governance

Work Arrangement
Hybrid

Employment Type
Contract

Location
London

Availability
Immediate

Request details
Talent icon

Candidate Ref:
36VYV8V4W

Job Title
Product Strategy & Monetisation Lead

Profile Snapshot
Product leader driving SaaS growth through pricing, PLG, and GTM execution, delivering ARR growth, retention gains, and scalable platform outcomes.

Skills
Product strategy, Pricing, PLG, GTM, ARR growth, Roadmaps, APIs, Cloud

Work Arrangement
Open

Employment Type
Permanent/Contract

Location
Europe

Availability
1 month

Request details
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Candidate Ref:
VY96468VR

Job Title
Data & Transformation Director

Profile Snapshot
Data and transformation leader delivering AI, data and customer strategies that improve commercial performance, CX and enterprise decision making.

Skills
Data strategy, AI strategy, CRM, Analytics, Power BI, Azure, AWS, Salesforce

Work Arrangement
Hybrid

Employment Type
Permanent, Contract

Location
Bristol commutable inc. London

Availability
1 month

Request details
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Candidate Ref:
VYX45X9R8

Job Title
Data Engineer & ML Engineer

Profile Snapshot
Data engineer delivering automated ETL pipelines and cloud datasets, improving analytics with optimised SQL workflows and production ML processes.

Skills
Python, SQL, Azure, SQL Server, ETL, Power BI, TensorFlow, Pandas, CI/CD

Work Arrangement
Open

Employment Type
Permanent

Location
Bristol and Cardiff

Availability
1 month

Request details
Talent icon

Candidate Ref:
6V4X4R84R

Job Title
Chief Technology Officer & AI Solutions Architect

Profile Snapshot
AI-focused CTO delivering scalable, LLM-driven and event-based platforms with distributed cloud architectures, driving automation, compliance, and digital transformation.

Skills
AI, LLMs, RAG, Python, Golang, AWS, GCP, Kubernetes, Kafka, Terraform, MLOps, React

Work Arrangement
Hybrid, Remote

Employment Type
Permanent

Location
London

Availability
Immediate

Request details
Talent icon

Candidate Ref:
369W47V8W

Job Title
Principal Applied Scientist & ML Architect

Profile Snapshot
Data Science and ML expert designing AI, LLM, and RAG platforms with cloud-agnostic, distributed architectures for scalable, production-ready intelligence.

Skills
Generative AI, LLMs, RAG, LangChain, Python, TensorFlow, PyTorch, MLOps, AWS, Azure, Distributed Systems

Work Arrangement
Hybrid, Remote

Employment Type
Flexible

Location
London

Availability
1 month

Request details
Talent icon

Candidate Ref:
48YVVRW65

Job Title
Fractional CTO & Engineering Manager

Profile Snapshot
Hands-on engineering leader delivering AI-driven, distributed cloud and blockchain platforms using Rust, Python and DAML for scalable, real-time systems.

Skills
Rust, Python, DAML, AI, Distributed Systems, AWS, GCP, Kafka, Docker, Blockchain

Work Arrangement
Hybrid, Remote

Employment Type
Flexible

Location
London

Availability
1 month

Request details
Talent icon

Candidate Ref:
7W6Y9876X

Job Title
Proposition & Digital Product Leader

Profile Snapshot
Proposition and Digital Product Leader delivering compliant, insight-led financial solutions that drive growth, adoption, and efficiency across global

Skills
Product Strategy, Roadmapping, B2B/B2C Journeys, Service Design, Data Analytics, FCA Compliance, Agile Delivery, API Integration, Stakeholder Management, Transformation

Work Arrangement
Hybrid, Remote

Employment Type
Permanent

Location
London and commutable

Availability
3 months

Request details
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Candidate Ref:
VYXWV743R

Job Title
Data Migration Delivery Manager

Profile Snapshot
Data Migration Manager with strong financial services background, leading ETL data migrations and teams to deliver accurate, large-scale client transi

Skills
SQL, SSIS, ETL, Data Analysis, Power BI, Azure DevOps, C#, GitHub, Project Management, Stakeholder Engagement

Work Arrangement
Hybrid, Remote

Employment Type
Permanent

Location
Bristol

Availability
1 month

Request details
Talent icon

Candidate Ref:
4845XV995

Job Title
GRC Cyber Security Consultant (PCI DSS QSA)

Profile Snapshot
GRC Cyber Security Consultant specialising in PCI DSS and ISO27001 compliance, delivering governance, risk, and security frameworks that strengthen or

Skills
PCI DSS, ISO27001, NIST, NCSC, GRC, Risk Assessment, Compliance, Audit, Information Security, Governance

Work Arrangement
Hybrid, Remote

Employment Type
Permanent

Location
Oxford (50 Mile Radius)

Availability
1 month

Request details
Talent icon

Candidate Ref:
YR7WW8RY9

Job Title
Security Architect

Profile Snapshot
Security architect specialising in cloud, network defence and GRC. Designs platforms, improves compliance and reduces risk for high availability.

Skills
Azure, AWS, GCP, ISO 27001, NIST, GDPR, IAM, SIEM, Splunk, PowerShell, WAF, MFA

Work Arrangement
On-Site, Hybrid, Remote

Employment Type
Permanent

Location
Bristol

Availability
1 month

Request details

The Xist4 Candidate Journey Blueprint

Hiring rarely falls apart because there are no candidates. It falls apart because good candidates lose momentum, go quiet or accept another offer while the process drags.

Our Candidate Journey Blueprint is how we prevent that. It gives every search a clear structure, consistent candidate communication and a live feedback loop so you always know where things stand.

Download the Blueprint

 

Sector Expertise

We have built deep knowledge in the sectors where specialist recruitment makes a real difference.

[Fintech] [Greentech] [Arts, Cultural & Heritage] [Startups & Scale-ups]

 

Ready to Hire? Let’s Talk.

Whether you need a specialist recruitment partner or want to sharpen your approach before going to market, we can help.

Hire with Xist4. We manage the search from brief to offer, keeping candidates engaged and clients informed throughout.

Register vacancy

 

Recruiting Directly?

Our Hiring Campaign Diagnostic is a practical pre-launch review of your brief, job description, salary position, sourcing strategy and candidate journey, so your campaign goes to market in the best possible shape.

Book a Hiring Campaign Diagnostic

Our Core Specialisms

We specialise in the roles that drive strategy, enable insight, protect systems and power modern digital platforms. From senior leaders to hands-on specialists, we recruit across:

Infrastructure & Cloud Platforms icon

Infrastructure & Cloud Platforms

We recruit the cloud and infrastructure specialists who keep your systems running, your platforms secure and your organisation ready to scale. From cloud architects to DevOps engineers, these are the people modern digital businesses depend on.

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Senior Appointments icon

Senior Appointments

We find leaders who set direction, build high-performing teams and make hard decisions well. Whether you need a CTO, CISO, CDO or Director-level specialist, we look for people with the vision, capability and character to lead in complex, fast-moving environments.

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Cyber Security icon

Cyber Security

We help you hire the specialists who protect your systems, your data and your reputation. From SOC analysts to information security leaders, we find people who take security seriously before something goes wrong.

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Data Engineering & Architecture icon

Data Engineering & Architecture

We connect you with data engineers and architects who design the pipelines, platforms and frameworks everything else relies on. Without them, data sits in silos. With the right ones, it flows where it needs to go.

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Data Science & Analytics icon

Data Science & Analytics

We recruit data scientists and analysts who do more than run models. They ask the right questions, find patterns that matter and give decision-makers something they can actually use.

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Business Intelligence & Insights icon

Business Intelligence & Insights

We recruit BI professionals who turn numbers into clarity. These are the people who help you understand what is working, what is not and where to focus next.

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If you want to go fast, go alone. If you want to go far, go together.

African Proverb

People First, Always

Good recruitment is not just about finding the right person for the role. It is about giving every candidate a fair chance to show what they can do.

We hire for skill, potential and mindset. Not just background. That is how organisations build teams that are stronger, more resilient and more interesting to work in.

Principles

Purpose-Driven by Design

We work with organisations that think beyond the hire. Guided by UN SDG 8, we support decent work, fair pay and equal opportunity. Through our work in Bristol and beyond, we back the ambition for a fairer, greener city where skills and opportunity are more evenly shared.