Technical Writer

Reference: RP/TW_1794252111

Technical Writer - Software / Financial Services

Role - Technical Writer

Rate - £416 per day

Duration - 6 months with very likely extension

Location - Hybrid / Canary Wharf - 3 days per week in a Canary Wharf office

Technical Writer to join a London-based technology team operating within a complex financial services environment.

This is a hands-on role working closely with software developers, technical teams and business stakeholders to turn complex systems, processes and requirements into clear, structured and accessible documentation.

The Role

You'll work across the software development lifecycle, producing and maintaining documentation covering both technical and business-facing systems.

Key responsibilities will include:

  • Creating and maintaining technical and application documentation.
  • Producing requirements and technical specifications, user guides, system documentation, support materials and internal procedures.
  • Working closely with developers and business stakeholders to understand complex systems and translate technical information into clear documentation.
  • Reviewing existing technical documentation and improving its accuracy, consistency and usability.
  • Documenting application functionality, processes and system behaviour.
  • Supporting documentation throughout the SDLC, including development, testing, release and ongoing support.
  • Helping improve documentation standards and consistency across technology teams.
  • Supporting knowledge-sharing sessions for developers and other stakeholders.
  • Taking unclear or evolving requirements and turning them into structured, usable documentation.

What We're Looking For

You'll ideally have:

  • Proven experience as a Technical Writer within software development, IT or another technology-focused environment.
  • Experience producing technical specifications, requirements documentation, user guides and process documentation.
  • Strong understanding of software development concepts and the SDLC.
  • The ability to understand complex software functionality and explain it clearly to different audiences.
  • Experience working directly with software developers and business stakeholders.
  • Strong analytical skills and attention to detail.
  • Excellent written and verbal communication skills.
  • Strong knowledge of Microsoft Word, Excel, PowerPoint and Visio.

Nice to Have

Experience or knowledge in any of the following would be particularly useful:

  • Financial services or banking technology
  • C# / .NET
  • Microsoft SQL Server
  • Agile software development
  • Azure DevOps
  • Jira
  • SharePoint

GCS is acting as an Employment Business in relation to this vacancy.

£400.00 - £416.00
Per day
GBP400 - GBP416 per day + Inside IR35
Added 09/11/2026
Reference: RP/TW_1794252111

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