Senior Network Engineer


Location: Gloucestershire, Greater London

Job Type: Full time


See yourself being part of a large, transformational change? This could be the role for you!

Who We Are

At Iress, we believe technology should help people perform better every day. Since our beginning in 1993, people across financial services have trusted us to take their performance to the next level. From the world’s most established financial brands to new and disruptive players, we help improve every aspect of our clients’ businesses so that they can work better, every day. Iress is one of Australia’s largest technology companies and employs more than 1,900 people across Australia, United Kingdom, South Africa, Canada, New Zealand and Asia.

Role Purpose

Reporting to the UK Network Lead, this person will form part of the UK Technology team and will be responsible for senior level support for the IRESS network.

Further duties include designing and the deployment of network solutions within the IRESS global network.

Your objectives and responsibilities will focus on..

  • Design, configuration and implementation of IRESS network solutions, this will incorporate the following technologies – Juniper switches,, firewalls (Fortigate, and Juniper SRX), CoS/QoS, network management tools, network sniffers, Load balancers (Radware AppDirector/Alteon platforms) and VPN Technologies.

  • Provide senior level support for LAN/WAN data communication problems and/or tasks.

  • Provide senior level support (escalation point) to the junior members of the team.

  • Analyse complex network problems and coordinate to resolution.

  • Monitor network performance, capacity planning and trending.

  • Submit and review planned network changes (Change Control).

  • Work on global based projects to enhance the IRESS network.

  • Provide technical/connectivity guidance to clients relating to IRESS application architecture.

  • Provide technical support and analysis where required, both during business day and after hours (rotational shifts).

  • Analyse application problems and assist in the coordination of resolutions where necessary.

  • Ensure that all elements of the IRESS network infrastructure are documented and that relevant standards are understood and adhered to.

To be successful in this role you will…

Ideally have experience of working in a Global organisation within the financial services industry.

7+ years’ experience specialising in designing/supporting large scale LAN/WAN environments and supporting/diagnosing IP based network issues.

You will have an excellent understanding of all networking technologies – Ethernet, VLANs, spanning tree, routing protocols (BGP and OSPF), TCP, UDP, FTP/SFTP, firewall and WAN technologies. With a good understanding of http/https and other web based protocols.

Have proven experience with state-full firewall technologies. (e.g. Fortigate and Juniper SRX). A good understanding of IT security fundamentals and the ability to manage Internet, MPLS and private network connected firewalls with large and complex rule sets. With the ability to define and enhance Network security strategies.

Have the ability to work autonomously, proactively and collaboratively with various technical teams within IRESS and work well under pressure.

Will take ownership of problems and coordinate to resolution (end-to-end). With a proven ability to diagnose and resolve complex network issues.

Excellent communication and interpersonal skills, both oral and written, including the ability to communicate with non-technical customers.

Experience of cloud technologies (AWS, Azure, GCP) advantageous

Qualifications or equivalent CCNP/Juniper Equivalent certifications or CCIE written or Juniper equivalent qualifications are highly advantageous.

Why work with us?

  • 8 paid days per year to extend your weekends + 25 days annual leave

  • State-of-the-art offices

  • Annual Profit Share when Iress meets its annual profit targets

  • Casual dress, flexible work policy

  • Access to learning and development programs through Udemy

  • 3 days’ leave per year for charity initiatives

  • Global 36-hour hackathon

  • Starting school leave - 8.5 days of leave to assist your kids with the transition to school

  • Life Insurance & Private Medical

  • Up to 26 weeks’ paid parental leave for primary carers (up to 4 weeks for secondary carers), and the ability to work part-time when returning to work

Employment Type


Time Type

Full time
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