X4 Technology

About the Company

X4 Technology focus on helping you succeed by connecting the right people and providing the data and insights to help execute your strategic priorities.

Our consultants will help you align your people strategy to your business objectives, and guide you with simplicity through the process.

Core industries: Consumer Markets, Financial Services, Healthcare, Life Sciences & Technology

Get in touch to find out more: Contact@x4-technology.com

United Kingdom:
T: +44 2078 127 700

United States:
T: (718) 360-0570

Germany:
T: +49 301 6638 9697

Listed Jobs

Company Name

X4 Technology

Job Title

Lead Embedded Software Engineer

Job Description

Job Title: Lead Embedded Software Engineer Role Summary: Lead the development and enhancement of firmware for smart home devices, ensuring seamless integration of embedded systems with cloud and mobile platforms. Expactations: Own end‑to‑end product lifecycle from prototype to production, drive technical strategy, and deliver high‑quality, OTA‑capable firmware in a fast‑paced, cross‑functional environment. Key Responsibilities • Design, implement, and extend drivers for STM32 microcontrollers. • Integrate BLE/Wi‑Fi connectivity and OTA firmware update mechanisms. • Interface low‑level firmware with cloud services and mobile applications. • Validate and test firmware in prototype and production hardware. • Collaborate with hardware, QA, and cloud teams to meet product milestones. Required Skills • Strong proficiency in Embedded C/C++ and Embedded Linux. • Experience with STM32 or similar microcontrollers. • Hands‑on BLE and Wi‑Fi stack implementation. • Knowledge of OTA firmware update processes. • Familiarity with telemetry data syncing and cloud integrations. • Comfortable using AI‑assisted development tools (e.g., AI Cursor/Codex). Required Education & Certifications • Bachelor’s degree in Electrical Engineering, Computer Science, or related field. • (Preferred) Certifications in embedded systems or real‑time operating systems.

Birmingham, United kingdom

On site

Senior

12-11-2025

Company Name

X4 Technology

Job Title

Contract Test Leads (Energy Trading)

Job Description

Job Title: Contract Test Lead – Energy Trading Transformation Role Summary: Lead testing initiatives for a global energy trading and risk management (ETRM) transformation programme, ensuring end‑to‑end quality across functional, user acceptance, and non‑functional delivery. Expectations: - Deliver high‑quality testing outputs on schedule, supporting a multi‑year platform transformation. - Innovate testing practices, enhancing manual, functional, and automation capabilities. - Collaborate with programme and business teams to translate requirements into testable artefacts. - Drive non‑functional testing strategy, including performance and disaster recovery testing. Key Responsibilities: - Own end‑to‑end test planning, design, execution, and defect management for the portfolio. - Develop and maintain test scripts, scenarios, and execution schedules for functional and UAT cycles. - Define and implement non‑functional testing approaches, including performance, scalability, security, and resilience tests. - Lead and mentor testing teams, ensuring adherence to quality standards and continuous improvement. - Coordinate with stakeholders to verify that requirements are fully testable and to resolve ambiguities. Required Skills: - Proven experience leading functional and UAT testing in complex, regulated environments (e.g., finance, energy, telecom). - Strong knowledge of test management tools, defect tracking systems, and automation frameworks. - Excellent analytical, problem‑solving, and communication skills. - Ability to drive innovation in testing practices and to influence cross‑functional teams. - Experience with performance testing tools (e.g., JMeter, LoadRunner) and disaster recovery testing methodologies. Required Education & Certifications: - Bachelor’s degree in Computer Science, Engineering, Information Systems, or related field. - Professional certifications such as ISTQB Advanced Test Manager, CSM, or equivalent preferred.

London, United kingdom

Hybrid

13-11-2025

Company Name

X4 Technology

Job Title

Contract AI Engineer (Energy)

Job Description

**Job title:** Contract AI Engineer (Energy) **Role Summary:** Senior AI Engineer contracted to deliver AI‑driven solutions across upstream and downstream energy operations, including reliability, corrosion, well and reservoir management, IIoT sensing, ERP, and trading platforms. Focus on designing, building, and deploying high‑performance AI systems that produce measurable business impact. **Expactations:** - Deliver end‑to‑end AI projects from concept through production. - Demonstrate leadership in AI architecture and scalable deployment. - Influence cross‑functional teams and stakeholders with data‑driven insights. - Keep knowledge current on cutting‑edge AI research, especially LLMs and generative models. **Key Responsibilities:** - Design and develop AI/ML models (deep learning, GNNs, object detection, sensor fusion, embeddings, RAG, generative AI). - Deploy models on cloud platforms ensuring scalability and high performance. - Provide architectural guidance for autonomous, self‑learning systems. - Collaborate with engineers, data scientists, and business units to optimize decision‑making. - Lead technical discussions and deliver thought leadership on AI advancements. **Required Skills:** - Advanced Python programming and experience with AI/ML libraries (PyTorch, TensorFlow, etc.). - Proficiency in cloud services for training, deployment, and scaling of models. - Strong communication and influence skills. - Ability to translate business problems into AI solutions. **Required Education & Certifications:** - Bachelor’s or Master’s degree in Computer Science, Engineering, Mathematics, Statistics, or related STEM field. - 5+ years of industry or engineering experience delivering AI solutions.

London, United kingdom

Hybrid

Mid level

16-11-2025

Company Name

X4 Technology

Job Title

ServiceNow Consultant

Job Description

**Job Title** ServiceNow Technical Lead (TSOM) **Role Summary** Lead the technical design, configuration, and delivery of ServiceNow TSOM (Technology Service Operations Management) initiatives on a 6‑month contract basis. Act as the primary technical expert, overseeing implementation from requirements gathering through deployment and post‑go‑live support. **Expectations** - Deliver high‑quality TSOM solutions within the agreed timeline. - Demonstrate ownership of technical architecture and coding standards. - Collaborate effectively with cross‑functional teams and stakeholders. **Key Responsibilities** - Lead the end‑to‑end service transition and implementation of TSOM modules. - Design and develop ServiceNow applications, workflows, and integrations. - Configure ITSM processes, catalog services, and knowledge bases. - Perform code reviews, unit testing, and system integration testing. - Provide mentorship and technical guidance to project team members. - Troubleshoot and resolve production incidents and post‑implementation issues. - Document technical specifications, functional designs, and project deliverables. **Required Skills** - Proven experience with ServiceNow TSOM and related modules (ITSM, ITOM, ITBM). - Strong knowledge of ServiceNow architecture, data model, and scripting (JavaScript, GlideRecord). - Experience designing and deploying ServiceNow integrations (REST/SOAP, web services). - Familiarity with change, release, and problem management processes. - Ability to produce technical documentation and deliver stakeholder presentations. - Excellent communication and collaboration skills. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Information Systems, or a related field. - ServiceNow Certified Implementation Specialist and Certified Application Developer (or equivalent). - Prior experience in a Technical Lead or Senior Consultant role within ServiceNow is preferred.

Newbury, United kingdom

On site

17-11-2025