Senior Technical Lead

Instaresource
Charing Cross, United Kingdom
3 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior
Compensation
£ 90K

Job location

Remote
Charing Cross, United Kingdom

Tech stack

JavaScript
.NET
Artificial Intelligence
Amazon Web Services (AWS)
Architectural Patterns
Azure
C Sharp (Programming Language)
Cloud Computing
Code Coverage
Code Generation
Software Quality
Code Review
System Configuration
Continuous Integration
Serialization
Cursor (Graphical User Interface Elements)
Digital Technology
Github
Automation of Marketing
Performance Tuning
Scrum
Next.js
TypeScript
Web Content Accessibility Guidelines
GitHub Copilot
React
Delivery Pipeline
Large Language Models
Prompt Engineering
Backend
Extreme Programming (XP)
Search Engines
GraphQL
Sitecore
Api Design
REST

Job description

We are looking for an experienced Senior Tech Lead with deep expertise in Sitecore and a forward-thinking approach to AI-enabled delivery. In this role, you will architect and lead the technical delivery of enterprise-scale digital experience platforms, embed AI tooling across the development lifecycle, and mentor a team of engineers to do their best work. You will serve as the bridge between client requirements, solution design, and hands-on engineering - ensuring we deliver outcomes that are scalable, performant, and commercially sound.

What you'll do:

Technical Leadership & Architecture

  • Lead end-to-end technical architecture and delivery of Sitecore-based digital

experience platforms (XM Cloud, SitecoreAI, XP, XM)

  • Define and own technical standards, code quality practices, and architectural patterns across

project teams

  • Conduct solution design workshops and translate business requirements into

scalable, maintainable technical blueprints

  • Oversee integrations with third-party platforms including CRMs, CDPs, DAMs,

search engines, and marketing automation tools

  • Perform and guide technical code reviews, ensuring adherence to best practices and Sitecore

conventions

  • Provide high-level and detailed technical solution estimates.

  • Review and consult with HZTL stakeholders on SOWs.

  • Review Briefs and add questions, technical requirements .

  • Refine technical requirements.

  • Responsible for delivery of all technical documentation that is required during discovery.

Project Delivery & Estimation

  • Contribute to pre-sales and estimation activities, providing

technically accurate and commercially grounded effort estimates

  • Identify and flag technical risks early - including gaps in client-provided inputs

that may impact delivery timelines

  • Partner with Project Managers and Solution Architects to ensure

estimates remain aligned through proposal, SOW, and discovery phases

  • Drive re-estimation processes when scope or assumptions materially change, with

clear stakeholder communication.

Team & Stakeholder Management

  • Lead, mentor, and grow a team of Sitecore developers, fostering a culture of

technical excellence and continuous learning

  • Collaborate with cross-functional teams - UX, strategy, data, and QA - to ensure

  • Technical decisions support broader project goals

  • Act as the primary technical point of contact for clients, presenting solutions clearly

and building trust through expertise

  • Facilitate knowledge transfer and ensure delivery decisions are well-documented

and accessible to the wider team

  • Road-map and Project Planning

  • Accountable for technical solution planning:

  • Lead and define technology approach and tool-set

  • Facilitate environment setup and configuration efforts in coordination with other disciplines

  • Brain storming and presentation of ideas and possible solutions - Innovations

  • Sitecore AI roadmap

  • Facilitate communication with Delivery Lead and Program Manager

  • Responsible for delivery of all technical documentation that is required during planning

  • Identifying risks and/or important milestones

  • Involvement with Delivery Lead, Dev Director and Client Partner on Strategic Account

& Delivery Direction

Who you are and what you bring

Requirements

  • 10+ years of hands-on Sitecore development experience across Sitecore AI, XM Cloud, XP,

and/or XM

  • 3-5 years of experience leading design and implementation of digital technology solutions

using Agile/Scrum methodologies.

  • Strong proficiency in Sitecore development patterns: JSS,

headless/SXA, serialization (Unicorn / SCS), and multisite configurations

  • Experience with Sitecore CDP, Personalize, Search, Content Hub, Send, or other

Sitecore composable DXP products

  • Solid understanding of Sitecore licensing, deployment architecture, and cloud hosting (Azure /

AWS)

  • Familiarity with Vercel, Netlify, Next.js, and React in the context of Sitecore headless delivery

AI & Modern Development

  • Demonstrated experience integrating AI coding assistants (GitHub Copilot, Cursor, or similar)

into a professional development workflow

  • Understanding of LLM capabilities and limitations as applied to code

generation, documentation, and test coverage

  • Ability to design structured, AI-readable inputs (design tokens, content

schemas, component specs) that enable automation

  • Experience with prompt engineering or building lightweight AI agents or automation pipelines

is a strong plus

Core Technical Skills

  • .NET / C# - solid backend development fundamentals

  • JavaScript / TypeScript, React or Next.js for headless front-end delivery

  • RESTful and GraphQL API design and integration

  • CI/CD pipeline setup and management (Azure DevOps, GitHub Actions)

  • Performance optimisation, accessibility standards (WCAG 2.1), and SEO best practices

  • Agile / Scrum delivery experience in cross-functional teams

Add - Ons

  • You are Sitecore MVP and active participation in Sitecore community

  • You enjoy being in front of the client and have professional services experience

  • You are skilled at refining and implementing Sitecore solutions

  • Experience contributing to or reviewing AI-influenced project estimates and delivery models

Benefits & conditions

Pulled from the full job description

  • Company pension
  • Paid volunteer time
  • Private medical insurance
  • Work from home

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