Senior Developer (Java/Kotlin)

TESTQ Technologies Limited; Sheffield; On-site; GBP 92,250 - 129,150; Part time

Job summary

TESTQ Technologies Limited is seeking a contract engineering advocate to drive developer experience and platform adoption onsite in Sheffield. You will lead adoption patterns, create templates, and help teams produce production-ready examples.

You will write documentation, support self-service onboarding, and collaborate across product, engineering, and risk teams. Proficiency in Java, Kotlin or Node.js is essential, with a strong focus on security, observability, and reliability.

Responsibilities

• Build adoption accelerators and reusable templates for delivery
• Develop self-service onboarding journeys with comprehensive guides and runbooks
• Advocate developer experience with actionable feedback and cross-team collaboration
• Produce high-quality platform documentation including onboarding, how-tos and troubleshooting
• Enable developer productivity through automation, standardisation and credible guidance

Skills

Java

Kotlin

Node.js

Job description

Overview

Job Type: Contract

Work Mode: Onsite (Client)

Responsibilities

1. Build adoption accelerators Golden Path delivery
   • Implement and maintain Golden Path templates reusable patterns and reference implementations
   • Aligned to app ways of working
   • Produce worked examples from real projects not toy apps designed to double as reusable
   • Accelerators and adoption media
   • Contribute code pipelines and automation that reduce friction in onboarding and repeatable delivery
2. Self-service onboarding with no white glove by default
   • Improve self-service onboarding journeys so teams can progress without handholding
   • Large self-serve must work from day 1
   • Create and maintain onboarding guides, operational guidance and runbook-style content that helps teams reach production confidently
   • Help reduce bespoke onboarding by standardising workflows and improving automation
3. Developer experience advocacy actionable not advisory
   • Participate in feedback channels, office hours, champions networks, team emails in-app ratings where available
   • Triage issues and pain points into items DevRel can build/fix directly and items to be driven to the owning pillar/team with clear acceptance criteria
   • Track to closure. Not our team isn’t a resolution. DevRel ensures the right team is engaged and progress is visible
4. Documentation as a core deliverable
   • Write and maintain high-quality documentation content for our platform docs including onboarding, how-tos, troubleshooting and reference material
   • Ensure new/updated assets ship with documentation as part of Definition of Done and release readiness
   • Keep content fresh and discoverable; propose improvements to doc structure, navigation and time to answer
5. Developer enablement and narrative support delivery-focused
   • Support internal communications and technical engagement (short talks, show-and-tells, workshops, mob programming sessions)
   • Help maintain clear adoption pathways and migration guidance in partnership with
   • Contribute to communications that make developers confident about what exists, what’s coming and how to get it
   • Proficiency in Java, Kotlin or Node.js. Strong communicator to all levels of seniority
   • Solid understanding of production readiness fundamentals: security, resilience, observability, supportability to build credible examples and guidance
   • Strong hands-on engineering experience delivering production-grade systems. Experience delivering app platforms would be a plus but not necessary
   • Practical experience improving developer experience via standardisation, automation and making the easy thing the right thing
   • Comfortable working across teams (product, engineering, architecture, risk/control) to make guidance accurate and usable

Skills

Mandatory Skills : Java, Kotlin, Node.js