cover image
Synechron

Windows System Administrator

Hybrid

London, United Kingdom

£ 75 / hour

Freelance

17-03-2025

Share this job:

Score my CV

Job Specifications

6 - 12 month Contract - Inside IR35 - £600 per day

Synechron's global consulting firm combines creativity and innovative technology to deliver industry-leading digital solutions. Synechron’s progressive technologies and optimization strategies span end-to-end Artificial Intelligence, Consulting, Digital, Cloud & DevOps, Data, and Software Engineering, servicing an array of noteworthy financial services and technology firms.

With top clients to boast about, Synechron has a global workforce of 14,500+, and has 55 offices in 21 countries within key global markets. For more information on the company, please visit our website or LinkedIn community.

We are in search of a Windows Systems Administrator (IAM) to join one of our team who're integrated on-site / remotely with one of our most valued and interesting customers.

Requirements:
6+ Years IT experience
2-3 years of experience in Security or Identity & Access Management.
Experience with Certificate Management (PKI) and associated platforms (Sectigo/Comodo, Digicert, Venafi) at a deep technical level.
Experience managing and implementing Venafi
Good Project Management, inter-personal & communications skills and ability to adapt to change, move fast, take charge, and work with ambiguity. Positive and enthusiastic attitude.
Good understanding of Security Architecture and Application Design and Integration
Experience supporting a service, creating run books, documentation, and support.
Scripting Experience in PowerShell or a similar language.
Knowledge of firewalls, Load Balancers, and port/protocols involved with connectivity
Ability to troubleshoot issues and interact with end user administrators and explain PKI
Prior Management or Security Experience

Additional Technical Skills (Preferred)
Microsoft Certificate Services or Venafi Certificate Platform Experience
Experience using Public and Private Certificate Authorities
Microsoft Active Directory / Azure AD integration
Windows Server Support
Microsoft Azure Certifications
AWS and Azure Cloud PKI management
Security Certifications (CISM, CISSP, CISA, CISM, CRISC, ITIL, PMP)
Orchestration / Kubernetes Experience
Load Balancers and/or zScaler integrations
ServiceNow experience

Synechron’s stunning top floor offices are located in London's bustling Square Mile, close to Liverpool Street, Moorgate and Bank. We're a stone's throw from the Bank of England and a five-minute walk from St. Paul's Cathedral.

Our open-plan offices feature breakout areas, innovation spaces and a stunning roof terrace with great views of the city! We’re a friendly bunch and host regular summer and Christmas parties, and team-building activities. Our flexible working policy means three days in the London office and two days at home – and we’re happy to accommodate individual circumstances like school drop-offs and pick-ups (this will need to be worked out with your line manager).

About the Company

At Synechron, we believe in the power of digital to transform businesses for the better. Our global consulting firm combines creativity and innovative technology to deliver industry-leading digital solutions. Synechron's progressive technologies and optimization strategies span end-to-end Artificial Intelligence, Consulting, Digital, Cloud & DevOps, Data, and Software Engineering, servicing an array of noteworthy financial services and technology firms. Through research and development initiatives in our FinLabs we develop s... Know more

Related Jobs

Company background Company brand
Company Name
techstack Recruitment
Job Title
Senior Frontend Performance Engineer – TypeScript / JavaScript / C++ / Java / C#
Job Description
Senior Frontend Performance Engineer – TypeScript / JavaScript / C++ / Java / C# Location: London (Hybrid – 2 days WFH) Salary: £150,000 - £200,000 (Permanent)pension, private healthcare, gym membership, 25 days + 8 BH holiday allowance, tech/hardware budget. Join a fast-growing tech company developing cutting-edge UI solutions used at scale by some of the world's largest enterprises, financial institutions, and tech businesses. With over a million weekly downloads, this product powers real-time, high-performance applications relied upon by 90% of the Fortune 500. They seek senior engineers who thrive on solving complex technical challenges, optimising performance, and working on large-scale data visualisation and UI frameworks. What you'll be doing Optimising front-end performance for real-time, data-intensive applications. Developing and enhancing a highly optimised, scalable UI framework used by thousands of global enterprises. Deep diving into JavaScript, TypeScript, and rendering performance to push browser limits. Solving algorithmic and architectural challenges, ensuring the UI handles millions of data points seamlessly. Taking complete ownership of features, from ideation to implementation, shaping a product used by millions worldwide. What you'll bring Deep Expertise in vanilla / pure JavaScript and TypeScript, with additional experience in C++, Java, C#, or Python. A strong grasp of data structures, algorithms, and front-end performance optimisation. Hands-on experience with React, Angular, or Vue, including a deep understanding of DOM rendering. A problem-solving mindset with the ability to diagnose and fix performance bottlenecks, memory leaks, and rendering inefficiencies. A passion for building scalable, high-performance UI components. Why join? Make an impact by working on a globally used product that powers some of the most demanding applications. Tackle deep technical challenges at the intersection of front-end performance, data visualisation, and scalability. Competitive salary of £150,000 - £200,000 plus benefits. Engineering-first culture where your contributions truly matter. Hybrid working with two days per week from home. This is an opportunity to shape the future of high-performance UI. If you're ready to work on cutting-edge technology at massive scale, I'd love to hear from you. Apply now!
London, United Kingdom
On site
Freelance
17-03-2025
Company background Company brand
Company Name
The Adecco Group
Job Title
London Market Placing Lead Business Analyst
Job Description
London Market Placing - Lead Business Analyst Are you a skilled Lead Business Analyst with solid experience around Placing in the London insurance market? We are seeking a dynamic Lead Business Analyst to join our client's team on a day rate contract £800/day (inside IR35). Your experience Lead a number of other BAs You will develop and implement effective market placing strategies. Proven experience in business analysis within the London insurance market. Strong analytical and problem-solving skills. Excellent communication and stakeholder management abilities. Knowledge of market placing processes and tools. Please do send me your CV to start a conversation around this.
London, United Kingdom
Hybrid
Freelance
17-03-2025
Company background Company brand
Company Name
NCFE
Job Title
Senior Software Developer
Job Description
Overview Contract: Permanent Location: Hybrid (Head office: Quorum Business Park, Newcastle upon Tyne) This is a hybrid working role, so you’ll need to be able to work from our Head Office once a quarter Hours per week: 37 Salary: Up to £50,000depending on experience About The Role We’re excited to be looking for a Senior Software Developer to join our Software Delivery team to lead development within resulting and certification. In this role, you’ll be leading an agile team of software developers and testers, ensuring that our hundreds of thousands of learners get the right results at the right time. We’re looking for an experienced and motivated Senior Software Developer who can guide the team to develop optimal software solutions in a timely fashion while working closely with Business Analysts, the Product Owner and internal stakeholders to ensure we’re delivering the right solutions while meeting our regulatory deadlines. How You’ll Make An Impact Producing high quality code using the latest engineering best practices and tools. Working with internal customers to identify solutions that meet their requirements. Working with the Principal Developer and other Senior Developers on software design, and choosing application stack, databases, libraries, frameworks, and technology. Working with internal stakeholders to prioritise workload. Mentoring and coaching other developers. We’d love to hear from you if you offer the following: Strong Microsoft .NET, .Net Core, ASP.NET, MVC, Web API skills, XML, JSON. A good working knowledge of SQL server, NoSQL, Azure DevOps, Windows Server, Visual Studio and Git repository Experience of leading on architecture definition, system structure, and security Experience of providing support, advice and coaching to IT colleagues on software development principals and approach Feeling inspired? Read the full Job Description What will we offer you in return? Below are just some of the fantastic benefits w e’ll offer you to support you both professionally and personally. You can also visit our Benefits page which covers financial, physical and mental health support, time off and your development. Annual leave starting at 25 days and increasing up to 30 days with length of service 8 bank holidays and an additional 3 days off during the Christmas closure YOU celebration day to celebrate your birthday or another life event YOU hour allowing you one hour per month to spend time on something that promotes your wellbeing L earning and Wellbeing fun d of up to £200 per year £400 towards any NCFE accredited qualifications  per year Up to 20 Volunteering hours per year Flexible working culture with a hybrid working approach Early finish on a Friday at 4:30pm to start your weekend early Health cash plan through Westfield to claim towards health costs such as dental and optical Tech and Home scheme with savings at Currys and IKEA Employee Assistance Programme  with a confidential helpline and access to face to face and telephone counselling Pension of up to 9% employer contribution when you contribute 3% Death in service payment worth 4 x your salary In addition to our benefits package, Our Colleague Experience Charter sets out the unique experience you can expect when working at NCFE, to enable a thriving, engaged culture. You can find out more about our Colleague Experience Charter and working life at NCFE . Shape real change with an NCFE career Imagine a career where your contributions affect not only what people learn, but the way that learning is developed and delivered. With over 170 years of education experience our core purpose remains at the heart of the organisation – to promote and advance learning to create a fairer, more inclusive society, making sure no learner is left behind. Want to know more? Take a look at our website https://www.ncfe.org.uk/ How To Apply Before applying, please note that we require all candidates to be able to demonstrate proof of Right to Work in the UK. Ready to join us and shape real change? Apply with your CV if you have the commitment to excel in this position. Closing Date: Tuesday 25 March 2025 Interview Date: TBC Equality, Diversity and Inclusion (EDI) statement We're committed to building rich diversity into our workforce at all levels, to ensure that we understand and are representative of the communities and customers we serve. We do not discriminate against anyone due to their gender, sexuality, race, age, religion, beliefs, identity, social background, visible or hidden disability, or neurodiversity. Instead, we pride ourselves on our collaborative, vibrant and high-performance culture which embraces everyone, celebrates uniqueness, and enables everyone's voice to be heard.
Newcastle Upon Tyne, United Kingdom
Hybrid
Freelance
18-03-2025
Company background Company brand
Company Name
MRJ Recruitment
Job Title
Business Analyst | Product Owner
Job Description
Contract Business Analyst | Product Owner – £350p/d – Inside IR35 – Manchester (2 days a week) – 3-month contract (likely extension) We’re looking for an experienced Business Analyst | Product Owner to join one of Europe’s leading eCommerce companies on a contract basis and embed themselves within a proven and highly successful engineering squad. Location: Hybrid with 2 days per week in a Manchester office (must be based in the UK without visa or sponsorship requirements) Duration: 3 months initial (strong likelihood of extension) Rate: £350 per day (Inside IR35) Start: ASAP What you’ll be doing: Working in a fast-paced eCommerce/retail environment Refining tickets, ensuring clear requirements for developers Collaborating with engineering teams to manage backlogs and priorities Acting as a bridge between tech & business teams to align goals Leading sprint planning, backlog grooming, and stand-ups Gathering & documenting requirements for backend-heavy projects Supporting product discovery and roadmap discussions What we’re looking for: 4-5 years' experience as a Business Analyst/Product Owner Strong background in retail or eCommerce Ability to thrive in a high-speed, agile environment Sound like you? Apply now!
Manchester, United Kingdom
Hybrid
Freelance
17-03-2025