Application Support Engineer / Consultant

Client Server; Greater London; Hybrid; GBP 30,000 - 50,000; Full time

Benefits offered by this job

Stock options

25 days holiday

Pension

Professional training programmes

Diverse culture

Excellent career growth opportunities

Job summary

Client Server Limited in London is seeking an Application Support Engineer / Consultant to work with leading energy trading clients. You will resolve complex technical issues, onboard customers, and drive platform improvements while collaborating with Product and Engineering teams.

You will act as the voice of the customer, shaping technical discussions, advising on integrations, and contributing to pre-sales activities. Hybrid setup with weekly office presence in London.

Qualifications

• Experience in a technical, client-facing role such as Application Support or Solutions Consultant.
• Strong troubleshooting and problem-solving skills for complex issues.
• Excellent communication and stakeholder management abilities.
• Commercial awareness and ability to build client relationships.
• Interest in AI and its commercial uses with personal projects/tools.

Responsibilities

• Own the technical relationship through the customer lifecycle.
• Investigate complex issues and coordinate incident resolution.
• Deliver onboarding, product training and workflow optimisation.
• Support pre-sales engagements and advise on technical feasibility.
• Translate trading workflows into product insights for direction.

Skills

Client-facing

Troubleshooting

Stakeholder mgmt

Commercial awareness

AI interest

Job description

Application Support Engineer / Consultant London to £50k

Are you a technically minded client facing Application Support Engineer professional who enjoys working directly with customers, solving complex technical problems and influencing product development?

You could be progressing your career at a fast-growing technology company that is transforming global energy markets with AI powered trading and market intelligence solutions.

As an Application Support Engineer, you'll become the trusted technical advisor to some of the world's leading energy trading firms and brokers, helping them maximise the value of innovative trading technology. Sitting at the intersection of technology, trading and customer success, you'll work closely with clients as well as Product and Engineering teams to deliver exceptional technical support, seamless integrations and continuous platform improvements.

You'll own the technical relationship throughout the customer lifecycle, ensuring client environments remain reliable, high performing and aligned with their business objectives. From investigating complex technical issues and coordinating incident resolution through to delivering onboarding, product training and workflow optimisation, you'll play a pivotal role in customer success.

You'll also partner with the commercial team during pre-sales engagements, advising on technical feasibility, integration requirements and implementation planning. As the voice of the customer, you'll translate real-world trading workflows into valuable product insights, helping to shape the future direction of the platform.

Location:

You'll join colleagues in the London office with flexibility to work from home once a week.

About you:

• You have experience in a similar technical, client facing, role such as Application Support, Technical Support, Solutions Consultant, Technical Account Manager
• You have strong troubleshooting and problem solving skills with the ability to investigate complex technical issues
• You have excellent communication and stakeholder management skills, comfortable working with both technical and business stakeholders
• You have good commercial awareness and the ability to build trusted relationships with customers
• You have a strong interest in AI and its commercial uses, likely to have your own projects and tools

What's in it for you:

As an Application Support Engineer / Consultant you will receive a competitive package:

• Competitive base salary to £50k
• Stock options
• 25 days holiday
• Pension
• Professional training programmes
• Diverse culture
• Excellent career growth opportunities as the company scales