2 results for Infrastructure Architect in Newbury, West Berkshire

Principle IT Security Specialist

City of London, London
remote
Permanent
80000 - 105000 GBP / Yearly
Principle IT Security Specialist - London - Hybrid Working £80,000 - £105,000 (dependent on experience) + Equity & BenefitsHelp Build Europe's Hypersonic CapabilityThis organisation is redefining what's possible in European defence technology, delivering speed, resilience, and technological independence at a pace that sets a new standard. Operating as a small, elite, and highly capable team, it focuses on solving complex, high-impact problems quickly and effectively.They are seeking an Lead IT Security Specialist to join a talent-dense environment where every individual plays a critical role in shaping both technical direction and organisational capability. This is not a predefined role, it is an opportunity for a high-calibre security professional to take ownership of core security functions, with scope to evolve the position based on their strengths and expertise.The successful candidate will play a key role in strengthening security posture through SIEM ownership, incident response, and system hardening, directly contributing to Europe's technological sovereignty.The RoleThe IT Security Specialist will:<ul><li>Design, build, and operate a centralised SIEM platform to aggregate and analyse security logs across infrastructure, networks, and applications</li><li>Own security log analysis, vulnerability management, and incident investigation, including defining baselines and developing alerting rules for critical events</li><li>Lead incident response efforts, using log correlation and analysis to investigate and resolve security issues quickly and effectively</li><li>Define and implement system and application hardening standards, ensuring strong, consistent security configurations across environments</li><li>Act as an on-call responder for security incidents, taking full ownership from detection through to resolution and post-incident improvement</li><li>Collaborate with Information Security and leadership teams to ensure compliance with relevant standards and frameworks (e.g. Cyber Essentials, ISO 27001, DEF STAN, Grundschutz)</li><li>Develop and maintain clear documentation covering SIEM architecture, security controls, incident response procedures, and audit requirements</li></ul>Candidate ProfileThe ideal candidate will bring:<ul><li>Hands-on experience deploying and operating SIEM solutions (e.g. ELK Stack, OpenSearch, Wazuh, Microsoft Defender), with proven incident investigation experience in production environments</li><li>Strong expertise in Linux and Windows system hardening, with familiarity across frameworks such as CIS Benchmarks or STIGs</li><li>Scripting capability for automation, log parsing, and alerting rule development</li><li>Experience working within compliance-driven or regulated environments</li><li>A strong security mindset, with a focus on access control, threat detection, and auditability</li><li>The ability to balance robust security controls with operational efficiency</li><li>High levels of autonomy and sound judgement, with the ability to manage incidents end-to-end</li><li>A pragmatic, delivery-focused approach, prioritising effective security outcomes over theoretical perfection</li></ul>Security ClearanceDue to the nature of the work, applicants must be British citizens (or dual nationals with British citizenship) and eligible for UK Security Clearance (SC), with the potential requirement for Developed Vetting (DV).What's on Offer<ul><li>The opportunity to work on one of Europe's most critical and high-impact defence challenges</li><li>A high-autonomy environment with full ownership of key security capabilities</li><li>Collaboration with leading experts across engineering, operations, and defence</li><li>A fast-paced setting where ideas are implemented quickly and security improvements have immediate impact</li><li>A culture built on clarity, integrity, and excellence, supporting individuals who take initiative and operate with accountability</li><li>Competitive compensation and meaningful equity aligned to impact and responsibility</li></ul> Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/amFtZXMud2lsbHNvbi4yNTExNy4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
2026-04-30T15:19:43Z

Full Stack Engineer (React, TypeScript, AWS)

St. Albans, Hertfordshire
remote
Permanent
- GBP / Yearly
Full Stack Engineer (React, TypeScript, AWS) - Growing Company! Perm Role OnlyHybrid Working: 2 days in the office and 3 days from homeLocation: North West London / Hertfordshire (near Watford) A growing firm is hiring a Full-Stack Engineer to join a small, high-impact team building modern, scalable web applications. This is a hands-on, greenfield role with full ownership from idea to production, working closely with the business to deliver tools that make a real impact.What you'll do<ul style="direction: ltr; unicode-bidi: embed; margin-top: 0in; margin-bottom: 0in;" type="disc"><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Build full-stack applications using React, TypeScript, and AWS</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Own projects end-to-end</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Work directly with stakeholders to deliver solutions</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Develop intuitive frontends and scalable backend services</li></ul>What you'll need<ul type="disc" style="direction: ltr; unicode-bidi: embed; margin-top: 0in; margin-bottom: 0in;"><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">3+ years' experience building web applications</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Strong React and TypeScript (full-stack)</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Experience with Node.js and SQL/PostgreSQL</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Exposure to AWS, Docker, and CI/CD</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Comfortable working autonomously</li></ul>Why join<ul style="direction: ltr; unicode-bidi: embed; margin-top: 0in; margin-bottom: 0in;" type="disc"><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Greenfield development</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Small team with real ownership</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Modern tech stack</li><li style="margin-top: 0; margin-bottom: 0; vertical-align: middle;">Strong transport links, parking, and Thameslink access into Central London</li></ul> 2 stage process and fast turnaroundExcellent Benefits (25 days holidays, Healthcare, Pension, Training allowance and including a bonus) Robert Half Limited is in partnership with this client.Important Note:This is a UK based role, Applicants must have full rights to work in the UK. We are unable to consider fully remote, B2B or B2C contractors. APPLY NOW!!!Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: roberthalf.com/gb/en/privacy-notice.<img src="https://counter.adcourier.com/dG9ueS5rb3lyYXR0eS42MTEzNy4xMDkyM0ByaGkuYXBsaXRyYWsuY29t.gif">
2026-05-01T05:55:40Z