68 engineering jobs found

Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...

Job Title: Product Manager – CPaaS / Platform Migration Contract: 6 months (Extension Possible) Rate: £300–£350 per day (Outside IR35) Location: Fully Remote (UK based) Must Have: Customer migration experience Legacy to platform experience Tech/SaaS industry experience We’re looking for an experienced Product Manager to support a high-impact platform migration programme, focused on increasing customer upgrade volumes from a legacy CPaaS platform to a new Connect platform. This role plays a key part in unlocking blocked customer cohorts by identifying feature gaps, shaping requirements, and ensuring new releases directly enable safe and scalable customer migrations. Key Responsibilities Gap Analysis: Perform detailed comparisons between existing CPaaS functionality and the new Connect platform to identify feature gaps preventing customer migration. Cohort Prioritisation: Analyse customer and usage data to determine which missing...

Job Title: Product Analyst – CPaaS / Platform Migration Contract: 6 months (Extension Possible) Rate: £300–£350 per day (Outside IR35) Location: Fully Remote (UK based) Must Have: Customer migration experience Legacy to platform experience Tech/SaaS industry experience We’re looking for an experienced Product Analyst to support a high-impact platform migration programme, focused on increasing customer upgrade volumes from a legacy CPaaS platform to a new Connect platform. This role plays a key part in unlocking blocked customer cohorts by identifying feature gaps, shaping requirements, and ensuring new releases directly enable safe and scalable customer migrations. Key Responsibilities Gap Analysis: Perform detailed comparisons between existing CPaaS functionality and the new Connect platform to identify feature gaps preventing customer migration. Cohort Prioritisation: Analyse customer and usage data to determine which missing...

BI/Data Engineer | £400 - £401 We're working with a global leader in high-tech engineering and digital transformation on this exciting opportunity. Are you an expert in cloud architecture looking to lead a 6-month Outside IR35 project? We are seeking a high-caliber BI/Data Engineer to architect and optimize high-performance data environments using the full Azure stack, transforming raw data into high-impact business intelligence. The Role Design and develop scalable end-to-end Azure Data Warehouse solutions to support enterprise-level decision making. Engineer robust ETL/ELT pipelines using Azure Data Factory (ADF) to streamline data movement across the ecosystem. Implement complex data models using Star and Snowflake schemas within Azure Synapse Analytics. Build and deploy sophisticated Power BI dashboards to deliver real-time, actionable insights to key stakeholders. Automate business workflows and integrate disparate data processes using Power Automate to...

Data Engineer | £400 - £450 We're working with a premier global media insights & market research innovator on this exciting opportunity. This is a chance to leverage Python and SQL at scale, turning complex behavioural signals into high-impact data products for some of the world's most recognisable brands. As a key member of the Data Products team, you will take full ownership of the end-to-end data lifecycle. You’ll be building the sophisticated pipelines that empower global brands to make strategic, data-driven decisions using high-quality structured datasets. The Role Design and evolve complex data product schemas, ensuring raw signals are translated into high-performance, well-structured datasets. Build, deploy, and maintain robust data feeds using Python and SQL for advanced transformation, validation, and delivery. Monitor and optimize data quality through rigorous diagnostic checks and deep-dive analysis of massive, high-velocity datasets. Collaborate...

Job Title: Product Owner – CPaaS / Platform Migration Contract: 6 months (Extension Possible) Rate: £300–£350 per day (Outside IR35) Location: Fully Remote (UK based)   Must Have: B2B customer migration experience Legacy to platform migration experience Tech/SaaS industry experience   We’re looking for an experienced Product Owner to support a high-impact platform migration programme, focused on increasing customer upgrade volumes from a legacy CPaaS platform to a new Connect platform.   This role plays a key part in unlocking blocked customer cohorts by identifying feature gaps, shaping requirements, and ensuring new releases directly enable safe and scalable customer migrations.   Key Responsibilities Gap Analysis: Perform detailed comparisons between existing CPaaS functionality and the new Connect platform to identify feature gaps preventing customer...

PLEASE EMAIL YOUR CV ONLY. DO NOT CALL. End To End QA Engineer - UK Based essential Remote working Outside IR35 Role and responsibilities: Test pre-defined processes/journeys end to end: D365 Bespoke self serve portal (D365 based) Integrations to 3rd party systems including Umbraco Website Security Basic Validation of: Performance Error Handling Monitoring Experience using Postman and Selenium required Minimum of 5 years End to End QA Engineer experience required Testing of enterprise CRM systems

Job Title: Full Stack Software Engineer Location: Hybrid 1-2 days a week in office, Bristol Contract Length: 3 months+ Day Rate: Up to £400 p/d Clearance: SC Eligible Start: ASAP IR35: Outside (Can use Ltd Company) F5 are delighted to be partnering with an exciting early stage startup, looking to scale. Due to heavy interest from customers, they are looking for an additional Software Engineer to further improve and scale their Agentic AI Cyber Security Platform. They are open on seniority, however candidates need a minimum of 2 years of commercial experience, and ideally with some exposure to an early-stage startup environment. Tech Stack: TypeScript React PostgreSQL Docker AWS Bun Candidates ideally need to be Full Stack, however this role is Backend/Database leaning, and so if you only have some Front End, that's okay. Any experience in Database Optimisation and/or Security Engineering (eg SIEM Development) is really handy here. The team are...

Job Title: Windows & Linux Infrastructure Engineer Clearance Type: Active SC Clearance Location: Hybrid - Cirencester, Gloucestershire (mostly remote & expenses for all site travel) Day Rate: £340 per day - payable to Limited Company/Outside IR35 Duration: 12 months initially Pay Frequency: Weekly Start Date: ASAP  Overview We are looking for experienced SC Cleared Infrastructure Engineers/3rd Line Server Engineers to support a large-scale Windows & Linux server migration. This is a hands-on Infrastructure Engineer role focused on server configuration, validating automation, troubleshooting issues, and supporting the new environment post-migration.  Key Responsibilities Support migration of Windows & Linux Servers to a new environment Validate automated migrations (Quest) and resolve any failures manually Migrate core services including Active Directory, DNS, file systems, and storage Troubleshoot and resolve OS-level and...

AI Engineer - Outside IR35 - Remote Overview We're looking for an experienced AI Engineer to design, build, and scale production-grade agentic systems. This role focuses on developing intelligent, tool-using agents that operate reliably in real-world environments-not just prototypes. You'll work at the intersection of LLMs, orchestration frameworks, and modern Back End systems to deliver robust AI-powered applications. Key Responsibilities Design and build AI-powered applications using agentic workflows Develop and orchestrate multi-agent systems with clear communication and task delegation patterns Implement structured output handling and tool-use integrations Build and maintain scalable Back End services using Node.js and REST APIs Ship production-ready agents with reliability, monitoring, and performance in mind Integrate agents with external tools, APIs, and MCP Servers Establish observability for AI systems, including tracing, cost monitoring, and failure...

*Position:* GCP Data Engineer *Location:* London, UK & Chester, UK *Client:* Bank/Financial services (Client details will be shared when the interview is scheduled) *Mode:* Hybrid (2-3 Days a week onsite) *Experience:* Over all 6+ Years & 3+ Years on GCP *Job type:* Contract, 6 Months & Extendable *Notice period:* Immediate to 1 month will be considered (Outside IR35) *Visa:* ILR/Citzen *Job description:* We are looking for a Senior GCP Data Engineer to build and manage scalable data platforms on Google Cloud. The ideal candidate will have strong experience in designing batch and real-time data pipelines, working with large-scale datasets, and delivering robust data solutions for enterprise applications. *Key Responsibilities* Design and build data pipelines (batch & streaming) on GCP Work with BigQuery, Dataflow, Cloud Storage, Spanner Develop real-time data streaming solutions (Kafka / Beam) Implement Infrastructure...

React Native Engineer - £400 per day (Outside IR35) - Remote UK - Part time role (2-3 days per week) We’re working with an early-stage, product-led business looking for a React Native Engineer to play a key role in bringing their mobile app to life. This is a hands-on opportunity to take an existing app and refine, stabilise and scale it through to production , with real ownership over the product and its direction. The Role You’ll focus primarily on improving and completing a React Native application , ensuring it’s production-ready, performant, and delivers a seamless user experience. Alongside this, you’ll work across a modern cloud stack — integrating with AWS services , including serverless architecture and elements of machine learning via SageMaker . Key Responsibilities Enhance, debug, and deliver a high-quality React Native (TypeScript) mobile app Take ownership of features from development through to release Improve performance,...

AI Product Developer | £400 - £500 We're working with a high-velocity enterprise AI innovation foundry on this exciting opportunity. They are at the forefront of engineering intelligent ecosystems that transform how modern enterprises operate through cutting-edge Generative AI. This is a high-octane role for a GenAI specialist to build production-ready Copilots and LLM applications from the ground up. You will leverage Azure AI, RAG architectures, and advanced vector databases to deploy scalable, secure-by-design AI agents that solve complex business challenges at scale. The Role Architect and deploy sophisticated LLM-powered applications and AI agents using Azure OpenAI and LangChain frameworks. Engineer high-performance RAG pipelines, optimizing embeddings and vector search capabilities for maximum accuracy. Build and integrate custom Copilot solutions and prompt libraries into existing enterprise system architectures via secure APIs. Establish robust AI...

Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...

JavaScript Developer, React focused, Product Engineer (Contract) | React, TypeScript, Node.js, AWS | Product-Led Delivery | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Product Engineers (contractors) with strong frontend or full-stack capabilities to join a large-scale public sector transformation programme. This role focuses on building modern, user-centric digital products as part of cross-functional teams spanning product, design, and engineering. You’ll be working on high-impact platforms, delivering intuitive, scalable web applications used by a wide range of users. This is a 6-month initial contract, ideal for engineers who combine strong frontend expertise with product thinking and a pragmatic approach to delivery. The Role | JavaScript Developer, React focused, Product Engineer (Contract) | React, TypeScript, Node.js, AWS | Product-Led Delivery | £400-450/day | Outside IR35 | Fully Remote (UK) |...

Full job description *Position:* GCP Data Engineer *Location:* London, UK & Chester, UK *Client:* Bank/Financial services (Client details will be shared when the interview is scheduled) *Mode:* Hybrid (2-3 Days a week onsite) *Experience:* Over all 6+ Years & 3+ Years on GCP *Job type:* Contract, 6 Months & Extendable *Notice period:* Immediate to 1 month will be considered (Outside IR35) *Visa:* ILR/Citzen *Job description:* We are looking for a Senior GCP Data Engineer to build and manage scalable data platforms on Google Cloud. The ideal candidate will have strong experience in designing batch and real-time data pipelines, working with large-scale datasets, and delivering robust data solutions for enterprise applications. *Key Responsibilities* Design and build data pipelines (batch & streaming) on GCP Work with BigQuery, Dataflow, Cloud Storage, Spanner Develop real-time data streaming solutions (Kafka /...

We're working exclusively with an agency specialising in search and performance-led digital strategy for global customers. We are looking to bring in a Creative Technologist/AI Enablement Manager on a 12 month contract to be the face of embedding AI, and then helping evolve this as programmes of work go through maturity. This role requires someone with a developer mindset to be able to audit quality. Key remit: Take agent briefs from champions and build working, tested automation workflows Own the agent build pipeline: sequencing, building, testing, go-live, and iteration Build and maintain the internal training platform Facilitate team hackathons across departments alongside internal AI champions Maintain the agent library, cost tracker and technical documentation Skills we require: Hands-on with n8n (or other Agent Orchestration layer), can build complex automation workflows independently Comfortable with Claude API and prompt engineering to commission...

We're recruiting a Senior DevOps Engineer to join a growing technology organisation operating at scale in mission-critical, cloud-first environments. You'll play a key role in designing, automating, and improving Azure-based infrastructure and CI/CD pipelines, enabling engineering teams to deliver reliable, secure, high-performance services. This is a hands-on senior role focused on automation, cloud optimisation, and proactive operational excellence-not fire-fighting. What you'll do: Design and run Azure cloud infrastructure at scale Build and standardise CI/CD pipelines and IaC Support containerised platforms (Docker, Kubernetes/AKS) Improve monitoring, security, reliability, and cost efficiency Partner closely with software engineering and QA teams What we're looking for: Strong Azure DevOps/cloud engineering experience CI/CD, IaC, and containerisation expertise Passion for automation, reliability, and best practice In terms of the softer...

Project Manager – ERP Migration (Infor M3) Location: North West (Engineering Sector) Contract Length: 12 months Start Date: May / early June Working Pattern: 4–4.5 days per week (4 days preferred; Friday is a half?day) Rate: Day/hourly rate – negotiable IR35: Outside IR35   Overview Chroma Recruitment is working exclusively with an established engineering organisation to recruit a Project Manager for a major ERP migration programme. This 12 month contract will oversee the transition from SAP to Infor M3, with a fixed completion deadline of 31st March . This is a user focused change project , not an IT led transformation. The successful candidate will work closely with operational teams across finance, procurement, production, and engineering to ensure the new system is adopted effectively and embedded into day to day operations. The client is looking for someone who is driven, personable, and able to apply strong logic and common sense to keep the...

OUTSIDE IR35 CONTRACT Duration - 9-12 Months ECS Resource Group are currently working in partnership with a global managed service provider, assisting them with the search for a Lead Technical Specialist RF Engineer on a contract basis. Key Responsibilities Act as a technical advisor throughout the sales cycle, supporting customer engagement and delivering solution designs, bills of materials, and technical documentation Partner with business leaders and sales teams to support strategy execution through technical guidance, coaching and mentorship Collaborate with internal technical resource teams to efficiently deliver project outcomes and improve turnaround times Maintain current knowledge of system architectures and emerging technologies to provide relevant, customer-focused solutions Build and manage relationships with technology partners and vendors to support solution development and market positioning Deliver technical presentations, training sessions, and...