8 senior platform engineer jobs found

Senior AWS DevSecOps & Next.js Consultant – Security & Infrastructure Audit Project Overview We are seeking a highly skilled and certified AWS Cloud Security & Frontend Engineer to conduct an intensive and comprehensive security assessment, infrastructure mapping, functional review and technical documentation of our platform. The business operates on Amazon Web Services (AWS) infrastructure, with Next.js cloud-based web applications , integrated Machine Learning APIs and a MySQL backend database . The target delivery window is 1–2 weeks . Scope of Work & Key Deliverables Application & Frontend Security Assessment: Evaluate Next.js codebases, Server-Side Rendering (SSR) security, API routes and frontend security controls against recognised industry standards, including OWASP Top 10 and CIS Benchmarks . AWS Infrastructure & Database Audit: Conduct a comprehensive security assessment of our AWS environment,...

We are an early stage fintech startup building a cross-border lending marketplace connecting emerging-market financial institutions (seeking foreign-currency funding) with lenders in developed markets. Think of us as connecting Tier 1/2 banks in Africa/Asia with mid Tier lenders in the UK and Europe and China. We are pre-revenue, validating product-market fit with anchor users, and now ready to build the MVP. This is a ground-floor opportunity to shape the technical foundation of a marketplace that could scale to billions in annual deal flow. LOCATION: United Kingdom (Remote, flexible hours) THE ROLE We need an experienced senior technologist to design the core architecture of our marketplace platform and ensure a junior/mid-level UK engineer can execute the MVP independently. You will own six concrete deliverables over 12 weeks: Technical architecture document – technology stack, system design, rationale Development framework – Git...

Please note: 3 month contract, Fully Remote, Outside IR35 Reapit - Who are we? Reapit is the original end-to-end business technology provider for estate agencies of all sizes. We've been helping sales and lettings agents build relationships and grow their businesses for more than 25 years. Our technology empowers property professionals across Europe, the Middle East, Australia, and New Zealand to work with buyers, sellers, tenants, and landlords to deliver a dream home experience. Worldwide, over 78,000 agents across more than 15,000 branches use Reapit to run their businesses, manage properties, collect rent, engage clients, and provide outstanding customer service every time. What you'll be doing Reporting to the Head of Architecture, you'll be a hands-on Senior Network Engineer for a focused 3-month engagement. The role has two parts: working alongside the Head of Architecture and our customers to make sure they get a reliable experience from our platform,...

Location: Remote with occasional travel to High Wycombe. Duration: 3 months. Starting ASAP Pay Rate: £450-£500 per day. Outside IR35   About PACT Solutions PACT Solutions is a specialist consultancy working with UK higher education institutions to deliver strategy, digital transformation and operational change. We combine deep sector expertise with a collaborative, partner-first approach to deliver meaningful, lasting outcomes.   Role Purpose We require an experienced Integration Technical Analyst to support the analysis, definition and documentation of data integrations between enterprise systems. The role sits between traditional Business Analysis and Integration/Solution Analysis. The successful candidate must be comfortable working with business SMEs to understand processes and requirements, while also working directly with technical teams, system owners, vendors and existing implementation artefacts to define...

Quality Assurance Automation Engineer (Contract, Outside IR35) Quality Assurance Automation Engineer (Contract, Outside IR35) Contract status: Outside IR35 Start date: 2nd November Contract length: To the end of December 2026, with extension possible Location: Remote first London days: Once or twice a month Who you'll be doing it for You'll join the mobile platform team on a UK government app, working on the app and the services that support it. The team builds and maintains the common parts of the app, such as login. It also brings in key features built by other teams, and manages app releases. You're engaged through hedgehog lab, a digital product consultancy and certified B Corp, also Great Place to Work certified. For 20 years we've helped public and private sector organisations through digital transformation. What you'll be doing You'll spend your days writing automated tests for the iOS and Android apps. Right now the team tests with...

Android Developer (Contract, Outside IR35) Contract status: Outside IR35 Start date: 2nd November Contract length: To the end of December 2026, with extension possible Location: Remote first London days: Once or twice a month Who you'll be doing it for You'll join the mobile platform team on a UK government app, working on the app and the services that support it. The team builds and maintains the common parts of the app, such as login. It also brings in key features built by other teams, and manages app releases. You're engaged through hedgehog lab, a digital product consultancy and certified B Corp, also Great Place to Work certified. For 20 years we've helped public and private sector organisations through digital transformation. What you'll be doing You'll build and improve the common parts of the Android app, such as login, in Kotlin with Jetpack Compose. You'll also work on how features built by other teams fit into the app. When your...

As a  Lead DevOps Engineer , your main responsibilities will be: Provide technical leadership across ML Operations products, platforms, and services. Lead the technical design of solutions, ensuring they are supportable, scalable, secure, and maintainable. Make and justify technical decisions, balancing delivery needs, operational requirements, technical risk, and long-term sustainability. Identify and manage technical debt, ensuring appropriate engineering trade-offs are understood and communicated. Contribute to technical strategy and architectural direction, ensuring local decisions align with wider organisational objectives and standards. Lead the development and continuous improvement of software, services, and platform capabilities supporting machine learning operations. PLEASE NOTE: SC Clearance is an essential requirement for this role, as a minimum you must be willing & eligible to undergo checks. Please note, due to the exceptional...

Why voize? Because we’re more than just a job! At voize, we believe the greatest gift to frontline workers is time - time to care, connect, and be present. Today, that time is lost to admin work that pulls nurses away from what matters most: people .   Your Mission As a Freelance Senior Backend Engineer for our German Market squad , you’ll ensure that data flows smoothly between our products and our partners' software solutions. You'll build and maintain the integrations that connect the voize with senior care and hospital software platforms. We are open for you to be based remotely across Germany, France or the UK.   Your Daily Business – No two days are alike Shape the future of our integrations – Develop interfaces that seamlessly connect voize with systems in the care and medical sector Build future-proof solutions – Develop a scalable API, set industry standards, and work closely with...