173 Cto jobs in the United Kingdom

Our client champions truth, accuracy, and trust - empowering global clients to make informed decisions that impact millions of lives. Technology is central to this mission. As CTO, you’ll lead the vision, strategy, and delivery that ensures the company builds the right products, at the right time, to the highest standards - delighting customers and driving growth.

A key Board member, you’ll oversee customer-facing platforms, data infrastructure, and innovation. Balancing strategic foresight with hands-on leadership, you’ll inspire a high-performing team, align technology with business goals, and ensure security, compliance, and resilience.

• Define and deliver the technology roadmap, shaping architecture, innovation, and delivery.
li>Foster a collaborative, values-led technology culture.
• Drive integration between technology and wider business functions.
• Adopt emerging technologies for measurable business impact.
• Manage risk, compliance, and information security.

< i>Proven senior technology leadership, ideally in SaaS or platform-based businesses.
• Strong technical expertise in Microsoft Azure (.NET, C#, T-SQL, DevOps).
• Outstanding communication and business alignment skills.
• Experience leveraging AI or automation for efficiency.

Our client’s values -Put People First, Own It, Be Curious, Succeed Together, Delight Your Customer - guide every decision. This is your opportunity to lead transformative technology and deliver global impact.

Private Medical Cover
• Employee Discounts
• Enhanced Parental Pay

Are you ready to lead the modernisation and AI-driven transformation of an entire technology ecosystem?

My client, a high-growth UK business, is looking for an experienced and hands-on Head of IT to take full ownership of their technology evolution - from infrastructure to innovation, CRM performance to AI integration.

This is a pivotal leadership role that combines technical depth, strategic oversight, and operational excellence. Based on-site in Manchester, you'll drive tangible change, scalability, and innovation across the organisation.

The company’s in-house CRM is mission-critical — handling everything from leads and payments to communications and workflow automation. With strong foundations in place (PHP 8+, MySQL 8, Redis, AWS), the next step is transformation:

• AI/ML-powered automation
li>Cybersecurity hardening
• Platform integration and performance optimisation

The successful candidate will help position the business for scale, operational efficiency, and a potential future exit.

AI/Automation & CRM Modernisation

< i>

Lead rollout of 30+ AI/ML features including voice AI, automation, and predictive tools

• Overhaul the legacy CRM’s UI/UX into a modern, high-performance platform

  /li>

Cybersecurity & Risk Management

• Own enterprise cybersecurity strategy, audits, and incident response

• Design post-attack processes and lead quarterly vulnerability assessments

Infrastructure & Performance

• Optimise PHP/MySQL stack for speed, uptime, and stability

• Resolve CRM bottlenecks and implement diagnostic monitoring tools

Systems Integration & Data Strategy

• Integrate platforms like SpeechIQ and HR tools into a centralised data ecosystem

• Enable cross-platform data sharing to drive automation and insight

Disaster Recovery & Continuity

• Design and implement a DRP, ensure reliable backups and test failover scenarios

Leadership & Delivery

• Manage the IT, development, infrastructure, and AI functions

• Run agile projects, prioritise initiatives, and communicate clearly across teams

< i>

Proven leadership as Head of IT, CTO, or senior technical leader in tech-driven or scaling businesses

• Deep knowledge of:

  • PHP 8+, MySQL 8, Apache 2.4, Redis

  • AI/ML tools (speech/NLP, automation, prediction engines)

  • Cloud infrastructure (preferably AWS)

  • Cybersecurity best practices, disaster recovery, and penetration testing

• Demonstrated success in modernising platforms, leading performance turnarounds, and delivering new systems

• Strong communication skills for cross-functional collaboration and business alignment

• Delivery of AI roadmap and automation efficiency gains
• Noticeable improvement in platform speed, uptime, and stability
• Zero breaches or vulnerabilities post-security audits
• Seamless integration of tools into unified systems
• Successful implementation and testing of a disaster recovery plan
• Positive user feedback on platform improvements

Are you ready to lead the modernisation and AI-driven transformation of an entire technology ecosystem?

My client, a high-growth UK business, is looking for an experienced and hands-on Head of IT to take full ownership of their technology evolution - from infrastructure to innovation, CRM performance to AI integration.

This is a pivotal leadership role that combi.

WHJS1_UKTJ

THIS IS AN UNPAID VOLUNTEERING ROLE.

Role Title: (Deputy) Chief Technology Officer (CTO) 

Role Nature: Volunteer

Location: Home-based

The Blockchain & Climate Institute (BCI) is an international volunteers-led think tank supporting and advocating the application of blockchain and other data technologies in the global fight against climate change.  

What will you be doing? 

We are looking for a passionate VOLUNTEER who takes a methodological approach to their work, conducts independent research and analysis, engages with key stakeholders and establishes strategic partnerships to progress the BCI’s core mission. 

This role is for a (Deputy) Chief Technology Officer  and is a very senior position reporting to the CTO. The successful candidate will provide strategic and technical leadership for Distributed Ledger Technology (DLT) / Blockchain, Artificial Intelligence (AI), Internet of Things (IoT) and Big Data Analysis (BD) across all BCI projects. You will be responsible for the use of DLT/Blockchain, IoT, AI, Machine Learning, Data Science, Data Modelling and associated tooling for internal productivity, standards development, and climate action. You will perform research, onboard and train other team members, execute proof of concepts and pilots, and build applications using available data sets and AI models in combination with DTL/Blockchain. You will also research Quantum Computing (QC) use cases for climate action. 

As with all roles in BCI, this role is a voluntary unpaid role. The CTO position has a director-level commitment of 20 hours on average a week (flexibly).

You will have the opportunity to work with a diverse and passionate group of experts, collaborate with leading organisations and stakeholders in the field of climate and sustainability, and contribute to the advancement of knowledge and innovation in this domain. You will also gain valuable experience and skills in emerging technologies, project management, and leadership. 

Responsibilities:

• Define and execute the BCI technology strategy and roadmap for BCI’s projects and initiatives; 

• Build, lead and manage the Emerging Technology Division and Standards Development Bureau, including hiring, training, mentoring, and performance evaluation; 

• Research and identify the best data sets and AI models for our use cases and objectives; 

• Design, develop, test, and deploy applications and solutions using DLT/Blockchain, IoT, AI, Machine Learning, Data Science, Data Modelling, Quantum and associated tooling; 

• Ensure the quality, reliability, security, and scalability of our technology products and services; 

• Monitor and evaluate the performance and impact of our technology solutions and provide feedback and recommendations for improvement; 

• Communicate and collaborate with internal and external stakeholders, including project partners, sponsors, donors, and beneficiaries; 

• Stay updated on the latest trends and developments in the field of emerging technologies, climate, and sustainability; 

• Generate opportunities for strategic partnerships; and 

• Attend conferences and events to promote the BCI, communicate research findings and insights, and engage with key stakeholders. 

Requirements

Skills & Abilities

• Excellent oral communication skills, including the ability to develop effective working relationships, work flexibly across professional and operational boundaries, and communicate professionally with internal and external stakeholders at all levels; 

• Excellent organizational skills and ability to balance competing demands under pressure; 

• Proven ability in computing or math-related tasks of Agile technology projects; 

• Experience in building constructive relationships with stakeholders; 

• Experience in working independently and with teams to drive forward projects using own initiative; 

• Experience in designing, planning, and facilitating independent research and the ability to meet tight deadlines; and 

• Excellent communication, presentation, and interpersonal skills with the ability to present ideas appropriately and persuasively 
• Time commitment of an average of 20 hours a week, flexible.

General & Specialist Knowledge

• Strong technical skills, proficient in various programming languages, frameworks, and tools for DLT/Blockchain, data analysis and AI development, such as Solidity (Ethereum), Python, R, TensorFlow, PyTorch, Scikit-learn, etc; 

• Familiar with various data sources, formats, and standards, such as APIs, JSON, XML, CSV, etc, and detail orientated; 

• Experience in developing and deploying applications and solutions using cloud platforms, such as AWS, Azure, Google Cloud, etc.; 

• A portfolio of supported Open-Source GitHub projects (desirable); 

• Experience in leading and managing technology teams and projects, including agile methodologies, budgeting, reporting, and documentation; and 

• Passionate and knowledgeable about climate and sustainability issues and solutions, with a sense of mission and willingness to learn not just about technology but also about all other aspects that could be necessary to deliver impactful climate actions.  

Education & Training

• Bachelor’s or master’s degree (or equivalent) in Computer Science, Engineering, Information Technology, or related field; 

• Fluent in English and a second language desirable. 

Relevant Experience

• At least 5 years of professional experience in DLT/Blockchain, AI, Machine Learning, Data Science, Data Modelling, or a related field; 

• Nimble business mind with a focus on developing creative solutions; 

• Strong project management and reporting skills with a focus on inter-departmental and inter-organisational communication; and 

• Experience of working independently and with teams to drive forward projects using your own initiative. 

Benefits

What difference will you make?

Blockchain and other emerging technologies. Climate change and sustainability. These are two hot topic groups that have been headlining media outlets, dominating conferences & events, and gaining increasing traction in research and pilot projects.

BCI is here as an expert platform to help governments, inter-governmental and regional organizations as well as relevant corporates to negotiate the complex landscape of emerging technologies for environmental good. We cement our expertise by putting in the hard work in researching, identifying, and analyzing the applications of emerging technologies so that informed decisions can be made by the stakeholders in the climate change and action network.

Benefits you will get from volunteering with BCI are enormous and some include:

• You will hone or learn new skills including research, presentation, writing, professional etiquette,
• Your mind will be mentally stimulated, hence providing you with a sense of purpose;
• You will advance and boost your professional career by helping you to make professional connections and giving you real-world experience at the intersection between climate and emerging technologies; and
• Help you develop long-lasting professional relationships with others. People who come together to make the world a better place forge a close connection.

Selection Process

To recruit the most suitable, talented, or potential new members out of the volume of applications received, it is the BCI’s policy to also consider inexperienced candidates to fill our voluntary unpaid roles as long as they can demonstrate the skills required in the written assessment. In the selection process, most candidates will be invited to complete the following assessment.

Section A: Verbal and Numerical Reasoning (20 multiple-choice questions)

Section B: Situation Judgement Test (20 multiple-choice questions)

Section C: In-Tray Exercise (An open-ended assessment relevant to the duties of the role)

Candidates who pass all three sections will be invited to attend a first interview and a final interview online.

Location: Remote (Global)
Type: Full-Time
Experience: 15+ years in engineering or technical leadership roles
Compensation: Competitive + Equity + Token Allocation