Jobs in City Of Westminster December 2025

4,161 Jobs Found

Security Architect

NewPosted 05 Dec 2025Experis
£500 - £650 Per Day

Security Architect (Detection Engineering & Technical Lead)London (onsite 4 days/week)3 months - with extensions Inside IR35 - Umbrella onlyActive SC cleared or eligible candidates will be considered Purpose: Technical owner of SIEM/XDR architecture, responsible for migrating LogRhythm to Sentinel, migrating AV to MDE, building detections, integrat...

Cloud Technical Architect

NewPosted 05 Dec 2025Hays
£600 - £640 Per Day

Cloud Technical Architect - Active SC, Active NPPV3, AWS£640 (Inside IR35)Remote / London12 MonthsWe are seeking an experienced AWS Architect, with Active SC and NPPV3, to lead cloud architecture initiatives, support delivery teams, and engage with senior stakeholders, for an instantly recognisable end client click apply for full job details

Linux Engineer

NewPosted 05 Dec 2025Understanding Recruitment
£100,000 Per Annum

Linux EngineerWe are currently working with a leading FinTech company, who are looking for a Linux Engineer to join their ever-expanding platform / DevOps team from their Farringdon, London, Office. They are looking for you to have excellent bare metal knowledge and Linux eperience. As well as this you will also be expected to have knowledge of Ans...

Software Developer C# .Net SQL - Hedge Fund

NewPosted 05 Dec 2025Client Server
£100,000 Per Annum

Software Developer / Engineer (C# .Net SQL) London onsite to £180k+Are you a technologist with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a Software Developer you'll collaborate with a team of highly intelligent technolo...

IT Security Auditor

NewPosted 05 Dec 2025Robert Half

Robert Half Technology are assisting a leading IT service provider to recruit multiple experienced, hands-on Security IT Auditors on a contract basis. Remote working available, with the first 2 weeks on-site in the Netherlands.RoleThe Security IT Auditor will be embedded in small, technical teams to directly execute critical security audits of netw...

MS Dynamics 365 Business central/ Shopify Support Engineer

NewPosted 05 Dec 2025Sanderson Recruitment
£500 - £525 Per Day

MS Dynamics 365 Business Central / Shopify support Engineer Rate - £500 / £525 Outside IR35Duration - 3 monthsLocation - Fully remoteSanderson is currently working with an organisation who require a D365 Business Central/Shopify Support Engineer to bridge ERP and e-commerce platforms, ensuring seamless integration, smooth operations and excellent s...

Your new role - Permanent - ON SITE 5 Days per week. You will be required to undergo vigorous onboarding checks - UK Only. Sponsorship NOT available.The main purpose of this job mainly focusses on information security, cybersecurity, and data security from a Greenfield perspective.We are on a journey to secure Cyber Essentials plus and ISO27001 cer...

Java Software Engineer

NewPosted 05 Dec 2025PSD Group
£85,000 Per Annum

Java Software Engineer Java, J2EE, Spring, React, Node, SpringBoot, Hibernate, RabbitMQ, SQL We are seeking a Java Software Engineer with at least 5 years experience of working in a SaaS production environment. Our client is a leading provider of investment and wealth management solutions where you will joining a team of five who actively suppo...

Senior Solution Architect

NewPosted 05 Dec 2025Tech Talent Identified Ltd
£100,000 Per Annum

Senior Solution Architect is required by this leading research, insights and analytical product organisation as they look to improve on the design of their scalable, data-driven solutions? Do you thrive in complex environments where integration and application architecture are key to unlocking business value?As Lead Architect, you'll be at the fore...

Principal Software Engineer - Frontend

NewPosted 05 Dec 2025Fruition Group
£100,000 Per Annum

Principal Software Engineer - FrontendLondon (Remote First - Occasional travel) Salary: £95,000 - £120,000 + equity + benefitsAn established, global technology business within the hospitality-tech industry is seeking a talented Principal Frontend Software Engineer to help build and scale cutting-edge digital solutions click apply for full job deta...

An unhandled error has occurred. Reload 🗙