4 senior platform engineer jobs found

Contract Full Stack / Backend Engineer III - Trust & Safety Platforms Duration: 6-Month Contract (with potential for extension) Location: 100% Remote (UK-based) Inside/Outside IR35: Insert IR35 The Opportunity We are looking for a Senior Full Stack / Backend Engineer (Level III) to join the Trust & Safety / Policy Platform team for one of the world's leading, household-name audio streaming platforms. If you are a backend-heavy engineer who enjoys the autonomy of building robust APIs and crafting the internal web tools that power them, this contract is for you. What You'll Do Engineers at Scale: Build and scale the core APIs and services that expose complex policy logic across detection, enforcement, and compliance surfaces. Data & ML Pipelines: Model data for strict auditability, versioning, and efficient querying, feeding structured datasets directly into downstream machine learning models. Empower Internal Teams: Design and implement intuitive,...

We're partnering with a leading energy trading organisation at the forefront of global commodities markets, currently investing heavily in their ETRM platform. As part of this growth, they're looking for an experienced Java Developer to join a high-performing engineering team delivering scalable, front-to-back trading solutions. This is a standout opportunity for a strong Java engineer with energy trading exposure who is keen to step into the world of Endur ETRM and OpenComponents, gaining highly sought-after domain and platform expertise  The Opportunity You'll work on business-critical systems that support trading, risk, and operations across power, gas, and wider commodities markets. The role blends core Java engineering with the chance to quickly upskill in Endur, supported by a team of experienced SMEs. This is ideal for someone looking to bridge the gap between pure software engineering and specialist ETRM platforms Responsibilities Designing and...

Senior AI Engineer - Agentic Platforms - AWS/.Net/React - Polyglot £800-900/day | Outside IR35 | Remote (UK) | Initial 6 months Our client are looking build out their next-generation AI capability, focused on developing an autonomous agent platform that will sit at the core of their product offering. They're looking to bring in two Senior AI Engineers to take a hands-on role in designing and delivering production-ready, agentic systems - this is not research or POC work, it's about building scalable, real-world AI solutions that integrate directly into a live platform. The focus of the role is on developing intelligent, self-learning workflows, multi-agent systems, and AI-driven automation that supports real estate professionals in managing leads, workflows, and customer interactions. You'll be working closely with Product, Architecture, and Data teams to define and build the underlying platform, with a strong emphasis on engineering quality, scalability, and commercial...

Lead Data Engineer (BigQuery Consolidation, Migration & Architecture) – Contract Location: Hybrid - London Contract Length: Initial 4-week engagement with extension Day Rate: £700 per day (Outside IR35) Start Date: ASAP An ambitious, data-driven organisation is seeking a highly experienced Lead Data Engineer to assess and potentially lead the consolidation of a complex, fragmented data landscape into a single Google BigQuery platform. The business currently operates across multiple technologies and data warehouses, creating challenges around data consistency, reporting accuracy, and stakeholder trust. The objective is to establish a scalable, future-proof architecture that delivers a true single source of truth while supporting an AI-enabled data strategy. Initially, this will be a four-week exploratory engagement focused on validating the migration approach, identifying risks, and proving technical feasibility. For the right individual, there is...