55 integration engineer jobs found

About The Company Syntax Consultancy Limited is a renowned leader in the IT consulting and solutions industry, providing innovative and reliable technology services to clients across various sectors. With a strong focus on delivering excellence, Syntax Consultancy Limited specializes in offering tailored IT solutions, consulting, and support to help organizations optimize their operations and achieve their strategic objectives. The company prides itself on its commitment to quality, security, and continuous improvement, making it a trusted partner for businesses seeking to leverage cutting-edge technology to stay ahead in a competitive landscape. About The Role We are seeking a highly skilled DevOps Engineer with active SC and NPPV3 security clearances to join our dynamic team based in Croydon. This role offers an exciting opportunity to work on critical projects within a secure environment, supporting the deployment, automation, and management of cloud infrastructure...

Job Title: Lead SCADA Engineer - BESS Projects Rate: Competitive day rate - outside IR35 - 12 month contract Location: Remote UK Why this role If you are at your best when bringing order to technical complexity, this contract offers the chance to shape a high-value renewable energy project from the centre of the action. This is a role for someone who understands that successful utility-scale BESS and Solar PV delivery depends on far more than individual systems working in isolation. It depends on control philosophy, SCADA integration, supplier alignment, and the confidence to challenge technical assumptions before they become project risks. You will step into a lead-level position where your judgement matters. Rather than spending your days buried in hands-on programming, you will define how the control architecture should work, guide external partners, and make sure Balance of Plant SCADA, BESS systems and existing plant controls come together in a way that is...

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) |...

Role Title: Data Migration Engineer Location: Bath (2-3 days per week) Clearance Required: Active SC Clearance Duration: 6 Months Day Rate: £485 (Outside IR35)   We are seeking a Data Migration Engineer to join our Application Management team. This role is essential in supporting the Client's new healthcare platform.   Responsibilities: - Provide Data Engineering support for InterSystems HealthShare (HFS) components, including the EMPI (enterprise master patient index), HPD (healthcare provider directory), Portal, and Data Quality reports, as well as other related project components added during this period. - Assist in implementing the data migration pipeline for the Authority’s Health Record based on InterSystems IRIS, involving design, development, testing, and monitoring. - Configure, deploy, and test the supporting infrastructure and environments required for data migration, including setting up a terminology server, agreeing on firewall rules, and implementing ETL and analysis...

Role: Data Migration Engineer Duration : 6 months initial contract IR35 Status : Outside IR35 location : 2-3 days in Bath, rest if working from home Clearance needed : SC Level The role is for a Data Migration Engineer to work within an Application Management team. The work supports a new healthcare platform. The objectives and outputs from the role include the following: The role is to provide Data Engineering support for InterSystems HealthShare (HFS) components including the EMPI (enterprise master patient index), HPD (healthcare provider directory), Portal and Data Quality reports, and any other related project components added during this period. * Assist with the implementation of the data migration pipeline for a Health Record based on InterSystems IRIS. This will include design, development, testing, and monitoring. * Configuration, deployment, and testing of the supporting infrastructure and environments required for data migration, including populating and making...

Role: Data Migration Engineer Duration : 6 months initial contract IR35 Status : Outside IR35 location : 2-3 days in Bath , rest if working from home Clearance needed : SC Level The role is for a Data Migration Engineer to work within an Application Management team. The work supports a new healthcare platform. The objectives and outputs from the role include the following: The role is to provide Data Engineering support for InterSystems HealthShare (HFS) components including the EMPI (enterprise master patient index), HPD (healthcare provider directory), Portal and Data Quality reports, and any other related project components added during this period. * Assist with the implementation of the data migration pipeline for a Health Record based on InterSystems IRIS. This will include design, development, testing, and monitoring. * Configuration, deployment, and testing of the supporting infrastructure and environments required for data migration, including populating and making...

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) |...

My client are looking for a UK-based remote **Senior API Product Engineer** Outside IR35 5 months initially (good chance of extension) Remote **Overview** You build and own APIs as products. You focus on outcomes, not tickets. You work hands-on across the full API lifecycle. You follow platform standards while contributing to shared tooling and patterns. This role suits someone who blends strong engineering with product ownership. **What you will do** **Design and build APIs** Design APIs aligned to agreed standards, including naming, versioning and security, work with domain data models, build REST and event-driven APIs, keep consistency across platform patterns **Use and improve platform tooling** Use shared CI/CD pipelines, templates and reference architectures Follow established patterns Improve and contribute reusable API assets **Own the full API lifecycle** Design, build, test, deploy and operate APIs Manage versioning strategy...

Lead DevOps Engineer - Active SC, Intersystems Up to £500 per day (Outside IR35) London/Hybrid 6 months My Client is an instantly recognisable Consultancy, who require a Senior/Lead DevOps Engineer that holds Active SC (Security) Clearance, and has worked with Intersystems, to work closely with a key end client. Key Requirements: Proven experience as a Lead DevOps/Application Support Engineer with Active Security Clearance (SC) Experience leading team of Application Support Engineers Proven experience in application management in Azure environments Strong Knowledge of ITIL Experience of development within Healthcare (InterSystems Health Share and Health Connect) Excellent understanding of EMPI, PD, Integration engine and IRIS Nice to have: ITIL Certification Development with Azure, Microsoft .Net, Terraform and Ansible Experience of Azure DevOps/Jira If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us...

Senior Data Centre Network Engineer - Remote - 12 Months - Outside IR35 We are seeking a Senior Data Centre Network Engineer to lead the design, build, and evolution of high-performance, scalable data centre networks. This role is focused on modern spine-leaf architectures, SDN, and automation, supporting large-scale, low-latency environments including cloud platforms, AI workloads, and distributed systems. Key Responsibilities Design and implement spine-leaf data centre network architectures for high availability and scalability Lead the adoption and optimisation of Software-Defined Networking (SDN) solutions Architect low-latency, high-throughput networks to support AI, cloud, and data-intensive workloads Define and enforce network standards, blueprints, and best practices Own Layer 2/Layer 3 design, including routing, switching, and segmentation strategies Design and optimise east-west traffic flows within large-scale DC environments Collaborate with...

Senior Platform Engineer - Remote - Outside IR35 - 6 Months As Senior Platform Engineer (Integration) in Squad A, you will be the in-house technical authority for all API and integration work across LightSpeed's critical BSS/OSS ecosystem. You will own the build, maintenance, and evolution of integration flows connecting Salesforce Communications Cloud, NetAdmin, Nokia/Adtran, billing systems, and new services provisioning pipelines - bringing rigour, repeatability, and platform ownership to an environment that has historically relied on external managed services. This is not a back-office development role. You will be a senior contributor to the CI/CD pipeline, a guardian of integration quality across squad boundaries, and a key player in LightSpeed's journey to Engineering Maturity - working closely with the Head of OSS/BSS, the Software Solutions Architect, and cross-squad peers to establish the internal integration capability LightSpeed needs to scale. Experience...

Platform Engineer - Outside IR35 - Remote - 6 Months You will be an integral member of Squad A, working alongside the Senior Platform Engineer to deliver and maintain the integration layer that connects LightSpeed's BSS/OSS systems. LightSpeed is mid-transformation - moving from vendor-managed, outsourced integration to a fully in-house engineering capability - and your contributions will matter from day one. The integrations you build and maintain are what connect Salesforce Communications Cloud to billing systems, provisioning pipelines, the NetAdmin network configuration platform, and ultimately to the customers getting connected across the UK. Must Have Skills Experience Minimum 18 months of hands-on integration or API development experience in a professional delivery environment - working on real platform implementations with production consequence, not solely academic or training exercises Solid REST API fundamentals - HTTP methods, status codes,...

Freelance AV Installation Technician (Outside IR35) - Immediate Start A well-established technical services provider delivering high-quality audio-visual and integrated technology solutions across commercial environments is seeking an experienced Freelance AV Installation Technician to support ongoing and upcoming installations on an ad hoc basis . The Role The successful candidate will work on a variety of fixed AV installation projects , including corporate, commercial, and specialist environments. The role requires a strong understanding of AV systems, excellent installation practices, and the ability to work both independently and as part of a wider delivery team. The position will involve regular travel across Europe , supporting international project delivery. Key Responsibilities Installation of AV systems including screens, projectors, audio systems, control systems, and associated infrastructure Cable pulling, termination, and...

Lead DevOps Engineer - Active SC, Intersystems Up to £500 per day (Outside IR35) London / Hybrid 6 months My Client is an instantly recognisable Consultancy, who require a Senior / Lead DevOps Engineer that holds Active SC (Security) Clearance, and has worked with Intersystems, to work closely with a key end client. Key Requirements: Proven experience as a Lead DevOps / Application Support Engineer with Active Security Clearance (SC) Experience leading team of Application Support Engineers Proven experience in application management in Azure environments Strong Knowledge of ITIL Experience of development within Healthcare (InterSystems Health Share and Health Connect) Excellent understanding of EMPI, PD, Integration engine and IRIS Nice to have: ITIL Certification Development with Azure, Microsoft .Net, Terraform and Ansible Experience of Azure DevOps / Jira If you 're interested in this role, click...

My client are looking for a UK-based remote **Senior API Product Engineer** Outside IR35 5 months initially (good chance of extension) Remote **Overview** You build and own APIs as products. You focus on outcomes, not tickets. You work hands-on across the full API lifecycle. You follow platform standards while contributing to shared tooling and patterns. This role suits someone who blends strong engineering with product ownership. **What you will do** **Design and build APIs** Design APIs aligned to agreed standards, including naming, versioning and security, work with domain data models, build REST and event-driven APIs, keep consistency across platform patterns **Use and improve platform tooling** Use shared CI/CD pipelines, templates and reference architectures Follow established patterns Improve and contribute reusable API assets **Own the full API lifecycle** Design, build, test, deploy and operate APIs Manage versioning strategy...

RF Design Consultant | Outside IR35 | £60-70p/h My client requires an experienced RF Design Engineer to provide expert-level hardware development and integration support for our next generation of high-reliability wireless terminals. The consultant will be responsible for the end-to-end design, simulation, and hardware-level optimisation of critical RF subsystems. Scope of Work & Deliverables: Complete component-level schematic design and PCB layout supervision for high-power RF chains, specifically focusing on Power Amplifiers (PA), Low Noise Amplifiers (LNA), and Frequency Generation circuitry. Perform detailed circuit and electromagnetic simulations using ADS or CST to predict performance and ensure first-pass success of matching networks and filter designs. Deliver optimised hardware solutions operating across the 700MHz to 6GHz range, ensuring full compatibility with 5G/LTE/4G and WiFi standards. Required Technical Expertise: Deep expertise in...

Senior Cloud Engineer / Cloud Consultant Initial 3 month contract outside of IR35 / Liverpool Our client is working with a third party to assess their current estate in order to develop a strategic plan for modernising their platforms and cloud adoption approach. They are looking to an Infrastructure focused Hybrid Cloud Consultant / Cloud Engineer with experience at architectural level to work with their technical teams and this partner to ensure that the assessment, recommendations, and proposed roadmap are fully aligned with their operational needs and longer-term initiatives. As part of you remit you will: You will act as a technical representative for our client with the third-party partner and ensure that their recommendations are technically sound, feasible, and aligned with our client’s strategy Provide our client with an informed, independent oversight of architectural design and hybrid cloud direction Support the development of a modern,...

Immediate Contract Opportunity - Senior Embedded Software Engineer (Outside IR35) Are you an experienced Embedded Software Engineer who thrives on bringing products across the finish line? I'm working with an innovative engineering client who needs a hands-on expert to step in and help deliver 2 -3 near-complete products into production . This is a high-impact role where your work will directly shape final delivery. Fast-Track Hiring Process CV review: 09/04/26 (4:30 PM) Interviews: 13/04 Start date: 20/04 What You'll Be Doing Taking ownership of temperature controller products in late-stage development Delivering high-quality Embedded C code on PIC microcontrollers Ensuring systems are robust, fully tested, and production-ready Working with schematics & digital-to-analog conversion Collaborating closely with hardware teams using KiCad Location : Hybrid (50% remote / 50%...

Contract ML Engineers – R&D OR Edge Deployment (SC/DV Cleared) UK-Based | 6–12 Months | Outside IR35 | Competitive Day Rate This is ML work at the point where research meets reality. You’ll be supporting programmes focused on autonomous and defence systems, working across either: R&D / Neural Network Development Improving model performance at architecture level Working on advanced concepts (e.g. spiking neural networks) Deep technical ML problem solving Deployment / Integration Running models on edge / constrained hardware Optimising inference (TensorRT, compression, etc.) Integrating into real-world systems Across both, you’ll need: Strong Python + deep learning experience (PyTorch / TensorFlow) Proven experience either in advanced ML development OR deployment Ability to deliver in complex, real-world environments Must hold active SC or DV clearance 6–12 months (likely extensions as projects scale) UK-based If you’re a cleared ML...

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) |...