Senior Linux Systems Engineer

The Access Group; United Kingdom; Hybrid; GBP 40,000 - 60,000; Full time

Job summary

A major business software provider in the UK is seeking a L3 Senior Systems Engineer to join their dynamic team. You will play a crucial role in maintaining and optimising secure, high-availability platforms critical for various services across the UK. The ideal candidate will have strong Linux and virtualisation skills and experience in secure environments. This role offers competitive salary, 25 days of holiday, and a hybrid working model.

Benefits

25 days holiday

Matched pension scheme

Charity day

Hybrid working model

Qualifications

• Strong Linux server administration skills (RHEL) with experience in virtualisation.
• Background in secure, high-availability environments (preferably payments).
• Strong troubleshooting, communication, and collaboration skills.

Responsibilities

• Design, deploy and maintain Linux-based servers and applications.
• Monitor and optimise system performance and lead recovery efforts.
• Automate routine tasks and maintain compliance with PCI-DSS.

Skills

Linux server administration

VMware

Puppet

MySQL

Apache

Kafka

Elasticsearch

Redis

Tomcat

Job description

We’re looking for people to join the Access family, who share our passion for believing in better, and who will help us continue to grow.

Love Work. Love Life. Be You. - is central to our success and how we give our customers the freedom to do more of what's important to them.

What does Access offer you?

We offer a blended approach to office working, encouraging you to collaborate and connect in one of our thriving offices. We deliver on what we say, taking the development of our people seriously. We’ll work with you to progress your success plan and provide opportunities to accelerate your career.

On top of a competitive salary, our standard 25 days holiday (which goes up the longer you’re with us), and a matched pension scheme, you’ll also be able to choose from a range of benefits to suit you. We’re an organisation that likes to give back, so you’ll also have one charity day allocated to support a cause that matters to you.

About the role

We are seeking a L3 Senior Systems Engineer to play a key role in an engineering team that is responsible for the operation of critical platforms supporting thousands of customers and millions of citizens. You will be at the heart of the team that designs, builds and operates modern, secure, high availability and high-performance payments processing platforms and other key solutions that maximise the efficiency of operations of our customers.

The platforms that you will be working on support organisations across the UK, from enabling payments for major clean air initiatives such as the congestion charge and ultra-low emissions zones in London, enabling local authorities to support vulnerable citizens, and enabling payments for the BBC license fee. While doing this you will be delivering innovative changes that support Open Banking, payment wallets and alternative payment methods.

The platforms private cloud, using the latest technologies to ensure that they deliver excellent service to our customers. Some of them are integrated into telephony solutions to deliver payment processing services.

Day‑to‑day, you will:

• Design, deploy and maintain Linux-based servers, applications, and virtual environments, ensuring secure, high‑availability platforms.
• Monitor and optimise system performance, troubleshoot critical incidents, and lead recovery efforts to minimise downtime.
• Automate routine tasks, maintain compliance with PCI‑DSS, and implement robust monitoring/alerting solutions.
• Collaborate with internal teams and external partners on payment and telephony solutions, providing knowledge sharing and technical support.

Skills & experience

• Strong Linux server administration skills (RHEL) with experience in virtualisation (VMware), automation (Puppet, scripting), and monitoring tools.
• Background in secure, high‑availability environments (preferably payments), with knowledge of PCI DSS and networking fundamentals.
• Experience with systems integration, telephony platforms, and technologies such as MySQL, Apache, Kafka, Elasticsearch, Redis, and Tomcat.
• Strong troubleshooting, communication, and collaboration skills, with a DevOps mindset and commitment to continuous learning.

What are we all about?

The Access Group is one of the largest UK‑headquartered business management software providers. It provides solutions that empower more than 160,000 small and mid‑sized organisations in commercial and non‑profit sectors across Europe, USA and APAC, giving every employee the freedom to do more of what's important. Its innovative cloud solutions and integrated AI software experience across multiple Access products transform how business technology is used. Access employs approx. 8,500 people, continuously driving product innovation and customer service excellence.

At Access, we are committed to creating a welcoming and inclusive environment where everyone can thrive. If you're excited about this role, (even if your previous experience doesn't align perfectly), you might just be the perfect fit for us! We wholeheartedly believe in equality for all and the transformative power of diversity.

Why not join our vibrant team where you can love what you do, love how you live, and most importantly, be authentically you? Let's make a difference together.

Love Work. Love Life. Be You.