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Application Support Engineer

London Waterloo,LondonPosted Today
Permanent employeeonsite

Job Description

The Role's Purpose

We are seeking an experienced and detail-oriented Application Support Engineer to support, configure, and optimise a suite of SaaS platforms including HubSpot, Contractbook, and Skipso. 
 
This role is critical to ensuring our internal systems and client-facing tools operate efficiently, integrate seamlessly, and evolve with business needs. You will take ownership of platform configuration, troubleshooting, system improvements, and API integrations, working closely with operations, delivery teams, and external vendors. 
 
This is an excellent opportunity for someone who enjoys blending technical problem-solving, process improvement, and stakeholder engagement within a fast-paced, consulting-led environment.

What You'll Do

Application Support & Maintenance 
  • Provide day-to-day support across SaaS platforms including HubSpot, Contractbook, and Skipso
  • Troubleshoot system issues, identify root causes, and implement timely fixes
  • Manage user access, permissions, and system configurations
  • Monitor system performance and proactively identify risks or inefficiencies
Configuration & Continuous Improvement 
  • Configure and optimise workflows, pipelines, templates, and automation within SaaS tools
  • Support ongoing system enhancements aligned to business processes and growth
  • Maintain documentation of configurations, processes, and changes
Integrations & Automation 
  • Design, implement, and maintain integrations between platforms using APIs and middleware/tools (e.g. Zapier, Make, native APIs)
  • Collaborate with internal stakeholders to translate operational requirements into technical solutions
  • Ensure data consistency and integrity across integrated systems
Data & Reporting 
  • Develop and maintain Power BI dashboards to provide operational and commercial insights
  • Work with stakeholders to define reporting requirements and KPIs
  • Ensure high-quality data management practices across all systems
Stakeholder Collaboration 
  • Act as a key point of contact between technical and non-technical teams
  • Support onboarding and training of users across platforms
  • Work with external vendors and support teams where required

Your Skills

Essential:  
  • Proven experience in an Application Support, Systems Administrator, or similar role
  • Strong hands-on experience with HubSpot (CRM configuration, workflows, pipelines) 
  • Experience working with SaaS platforms such as Contractbook, Skipso, or similar tools 
  • Demonstrable experience with API integrations and automation tools 
  • Strong Power BI skills (dashboard creation, data modelling, reporting) 
  • Experience troubleshooting system and integration issues 
  • Excellent problem-solving skills and attention to detail 
  • Strong communication skills, with the ability to work across technical and non-technical stakeholders
Professional & Soft Skills: 
  • Highly organised with a strong attention to detail
  • Proactive and solutions-focused mindset
  • Comfortable managing multiple systems and priorities
  • Collaborative and approachable, with a strong service orientation
  • Keen interest in continuous improvement and system optimisation
Desirable: 
  • Familiarity with iPaaS tools (e.g. Zapier, Make, Workato)
  • Basic scripting or coding experience (e.g. Python, JavaScript)
  • Experience working in a consulting or professional services environment
  • Understanding of CRM, contract management, or innovation platform workflows

Your Experience

Desirable 
  • Experience working in an innovation / start-up / venture environment. Ideally with proven experience working on projects or programme
  • Good understanding of innovation, collaboration and project management practices, tools, and methodologies
  • Experience with working with multiple stakeholders, such as startups and corporate clients, but also understanding the practicalities of working in a small and growing company
  • Experience with processing and presenting high volumes of data
  • Experience configuring and maintaining Power BI dashboards, including managing data sets, updating visualisations, and supporting end users.
  • Experience contributing to the rollout, testing, or adoption of new tools, templates, or digital workflows.

Who You Are

  • Ability to thrive in ambiguous scenarios 
  • Ability to work in a high-pace environment
  • Energised by the challenges and opportunities presented working for a high-growth company 
  • A highly effective communicator with strong interpersonal skills and the ability to interact with a range of stakeholder groups 
  • Team player and motivated self-starter 
  • Needs the ability to manage and influence through both face-to-face and virtual team environments.
  • UK Passport required (dual nationality considered)
  • SC clearance is required for this role
Interview Dates:
First-round interviews: 22 June 2026
Second-round interviews: 26 June 2026

Senior Leadership Team Final Interview: 29 June 2026

Why us?

Plexal’s Values:

Mission: We inherit the mission of UK government and deliver it in an agile and creative fashion.

Collaboration: We believe in the power of working together.

Equality: We strengthen ourselves as a team by embracing the different.

Care: People are at the heart of what we do; we care about our customers, members and colleagues.
 
As a start-up, we thrive in a dynamic and fast-paced work environment dedicated to empowering innovators. We embrace individuals who leverage technology and creativity to tackle our greatest challenges head-on. We strongly advocate for maintaining a harmonious work-life balance, our goal is to ensure every member of our team can authentically be themselves and live their best lives. We firmly believe that innovation and creativity flourish when we cultivate a diverse workforce, comprising highly skilled individuals with a wide range of perspectives to contribute.
 
In return we will offer you:

  • Salary: £38,000 - £45,000 depending on skills and experience
  • Annual bonus scheme
  • A generous pension scheme (with a company contribution of up to 10%)
  • Private healthcare, life assurance and critical illness cover
  • 25 days holiday plus bank holidays
  • Volunteering day
Plexal is an equal opportunities employer and we actively encourage applicants from individuals from all backgrounds. We are a Disability Committed employer and are willing to make reasonable adjustments throughout the recruitment process.
Application Support Engineer at Plexal | Renata