Senior Network Engineer

Senior Network Engineer

London Full-Time 48000 - 84000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Ensure network reliability and efficiency while leading projects and mentoring engineers.
  • Company: Join IG Group, a global FinTech leader with over 340,000 users across 18 countries.
  • Benefits: Enjoy flexible working, competitive salary, bonuses, private medical cover, and extra holiday for volunteering.
  • Why this job: Be part of a dynamic team focused on innovation and creating impactful solutions in finance.
  • Qualifications: Proven experience with Arista, Cisco, and strong knowledge of networking protocols required.
  • Other info: Hybrid working model with a focus on collaboration and diversity.

The predicted salary is between 48000 - 84000 £ per year.

So, who are we? Hello, we're IG Group. We are a FTSE250 FinTech who run mobile, web and desktop platforms that help our clients trade stocks & shares, leveraged products, Futures & Options and Crypto.

We are ambitious. Over 340,000 people already use our platforms. We're global with offices in 18 countries and products in 16 regions. We're hungry to move faster, ship better product for our customers and grow our user base. We believe in high autonomy, and we want people who are looking to do things differently in order to create better experiences for our customers.

We work in cross-functional teams and are laser-focused on increasing the number of active clients we serve to drive sustainable growth.

Your team: We are passionate about maintaining the speed, stability, and performance of our back-end systems, which directly impacts the experience of our customer-facing applications. Our architecture is constantly evolving to meet new technical challenges, but always with a focus on practicality, performance, and scalability.

Our engineers have access to a wide range of tools and technologies, allowing them to tackle diverse problems while honing expertise in specific areas. We are looking for self-motivated, engineering-driven professionals who are pragmatic, enjoy working in a fast-paced environment and take pride in creating and operating large-scale, highly available, and high-performance systems.

Your role in the Team's Success: As a Senior Network Engineer, you will play a key role in building and enhancing the infrastructure that powers our fast-growing retail brokerage business while also supporting various other business initiatives. With a lean team and a management philosophy that values autonomy, you'll have the freedom to shape impactful solutions.

What you'll do: In this role, you'll ensure the reliability and efficiency of the infrastructure by staying ahead of evolving networking technologies, proactively identifying potential issues, and leading multiple tasks and projects. Our goal is to maintain the most stable, performant network possible to deliver the best experience for our customers.

  • Design and plan scalable, secure, and resilient network architectures
  • Provide proactive capacity monitoring and health checks of the network infrastructure to an enterprise standard.
  • Evaluate and recommend new network technologies and solutions, conducting PoC/PoV studies.
  • Lead network-related projects and coordinate with other departments
  • Ensure compliance with security policies and industry regulations.
  • Mentor NetOps engineers and provide technical guidance.

What you'll need for this role: Proven experience and strong technical knowledge of Arista and Cisco are required. Strong Experience in LAN & WAN software protocols; IP routing protocols OSPF & BGP; Experience with large networks in a trading/financial institution or ISP environment. Strong understanding of routing, switching, data centre and security technologies, including firewalls/proxies. High-level exposure to core DNS concepts and configuration - Infoblox experience is key. Experience of working with and managing major CDN providers.

How we work: We try to take a thoughtful approach to our ways of working as a company. We follow a hybrid working model with 3 days in the office -- which we think balances the need to collaborate effectively and connect with each other. When it comes to how we deliver, there are 5 things we want everyone to do to drive high performance, better learning and career satisfaction:

  • Lead and Inspire: Drives trust, alignment, and enthusiasm
  • Think Big: Focus on the problems that most impact commercial outcomes
  • Champion the client: Understand and prioritise client's needs
  • Deliver at pace: Push for fast, sustainable growth;
  • Raise the bar: Take ownership, be accountable and share feedback

We believe that diversity is vital to success; it fuels creativity, drives innovation and sets us up for global success. We're committed to building teams with a variety of perspectives and skills to help us realise our vision and strategy, that's why we encourage applications from people with diverse backgrounds and experiences to join us on this journey.

The Perks: Your growth fuels our success! Thrive with tailored development programs, mentoring opportunities with leaders, and clear career progression. Expand your network through committees, sports and social clubs. Enjoy extra time off for volunteering and community work.

As well as having the chance to attend regular social events and join special-interest groups, you get an attractive selection of benefits working with IG:

  • Competitive salary
  • Flexible Benefits Package on top of your salary (12%)
  • Performance-related bonuses
  • Private medical cover for you and your family
  • Life insurance
  • Contribution to gym memberships
  • 25 Days holiday, with 1 additional day off to celebrate your Birthday & 2 additional days off a year for voluntary work (28 in total)
  • The option to buy or sell holiday days.
  • Unlimited access to the LinkedIn Learning Platform
  • Option to participate and create ESG initiatives based on IG Brighter Future Fund
  • Enhanced primary (maternity), secondary (paternity), and shared parental pay and leave, as well as a range of support and benefits for parents

So, if you're keen to connect with our values, and lead the charge on innovation, you know what to do. APPLY NOW!

Senior Network Engineer employer: IG Group Holdings plc

At IG Group, we pride ourselves on being an exceptional employer that fosters a culture of autonomy and innovation. Our hybrid working model promotes collaboration while offering flexibility, and we are committed to your professional growth through tailored development programmes and mentoring opportunities. With competitive benefits, a focus on diversity, and a vibrant work environment in the heart of the financial sector, joining our team as a Senior Network Engineer means being part of a forward-thinking company dedicated to creating impactful solutions for our clients.
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Contact Detail:

IG Group Holdings plc Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Network Engineer

✨Tip Number 1

Familiarise yourself with the latest networking technologies, especially those related to Arista and Cisco. Being able to discuss recent advancements or trends in these areas during your interview will show your passion and commitment to staying ahead in the field.

✨Tip Number 2

Prepare to demonstrate your experience with LAN & WAN protocols, particularly OSPF and BGP. Think of specific examples from your past roles where you successfully implemented or managed these protocols, as this will highlight your practical knowledge.

✨Tip Number 3

Showcase your ability to work in a fast-paced environment by discussing any relevant projects where you had to adapt quickly to changing requirements. This aligns with IG Group's focus on agility and innovation, making you a more attractive candidate.

✨Tip Number 4

Highlight your mentoring experience, especially if you've guided NetOps engineers or similar roles. This not only demonstrates your technical expertise but also your leadership skills, which are crucial for the Senior Network Engineer position.

We think you need these skills to ace Senior Network Engineer

Proven experience with Arista and Cisco networking equipment
Strong knowledge of LAN & WAN software protocols
Expertise in IP routing protocols, specifically OSPF & BGP
Experience managing large networks in trading or financial institutions
Understanding of routing, switching, data centre, and security technologies
Familiarity with firewalls and proxies
High-level exposure to core DNS concepts and configuration, particularly Infoblox
Experience working with major CDN providers
Capacity monitoring and health check skills for enterprise networks
Project management skills for leading network-related initiatives
Ability to mentor and provide technical guidance to NetOps engineers
Strong problem-solving skills in a fast-paced environment
Excellent communication and collaboration skills

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience with Arista and Cisco, as well as your knowledge of LAN & WAN protocols. Use specific examples from your past roles that demonstrate your ability to manage large networks in a trading or financial environment.

Craft a Compelling Cover Letter: In your cover letter, express your passion for network engineering and how your skills align with IG Group's goals. Mention your experience with capacity monitoring and your proactive approach to identifying potential issues in network infrastructure.

Showcase Relevant Projects: If you have led any network-related projects or initiatives, be sure to include these in your application. Detail your role, the challenges faced, and the outcomes achieved to demonstrate your leadership and technical expertise.

Highlight Continuous Learning: Mention any recent training or certifications related to networking technologies, especially those relevant to the financial sector. This shows your commitment to staying ahead of evolving technologies and your readiness to mentor others in the field.

How to prepare for a job interview at IG Group Holdings plc

✨Showcase Your Technical Expertise

Make sure to highlight your experience with Arista and Cisco, as well as your knowledge of LAN & WAN protocols like OSPF and BGP. Be prepared to discuss specific projects where you've implemented these technologies, especially in a trading or financial environment.

✨Demonstrate Problem-Solving Skills

Prepare examples of how you've proactively identified and resolved network issues in the past. Discuss any capacity monitoring or health checks you've conducted, and how these efforts improved network performance.

✨Emphasise Collaboration and Leadership

Since the role involves mentoring NetOps engineers and coordinating with other departments, be ready to share experiences where you've led projects or collaborated effectively with cross-functional teams. Highlight your ability to inspire and guide others.

✨Align with Company Values

Research IG Group's values and culture, particularly their focus on client needs and sustainable growth. Be prepared to discuss how your personal values align with theirs and how you can contribute to their mission of delivering exceptional customer experiences.

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