68 application support engineer jobs found

An ETRM Application Support Specialist is needed for a global Commodities Trading business with a small, highly experienced Application Support team supporting EU, APAC and the US regions. This is a broad Application Support role where you will have exposure to BAU, projects, upgrades, integrations, troubleshooting, migrations and multiple ETRM platforms . The team is deliberately looking for people who are curious, proactive and want to develop across multiple areas of Application Support. The Commodities Trading House is taking a major step forward, migrating a significant part of its business onto a brand-new ETRM platform. It’s an exciting opportunity to work at the intersection of physical trading, technology and transformation —helping shape how a global Commodities business operates, scales and innovates. What will you be working on? The Application Support team currently supports three different ETRMs, with a fourth coming soon . You will work...

We're looking for a Server Project Engineer to join a major infrastructure upgrade programme, supporting the migration of applications currently hosted on Windows Server 2012 and 2016 to Windows Server 2025 . Contract Details:  Rate: £300-£350 per day Outside IR35 Duration:  12 months initial (With potential extensions)  Location:  Onsite 5 days p/week (Hereford) (Candidates will ideally need to be based locally)  Start: ASAP Key Responsibilities: Assess application and server readiness for migration. Identify and resolve compatibility issues. Coordinate application remediation, testing, and migration activities. Work closely with infrastructure, security, application owners, and third-party suppliers. Support migration planning, cutovers, and post-migration validation. Essential Skills: Proven experience delivering Windows Server upgrade or migration projects. Strong knowledge of Windows Server 2012/2016 environments. Experience with...

Systems Engineer – Defence Portsmouth | Outside IR35 | £400–£550 per day | SC Cleared Electus Recruitment Solutions is supporting an organisation that provides immersive training solutions, simulation and defence consultancy. We are looking for an experienced Systems Engineer to support the delivery of complex defence projects, working across systems design, requirements, architecture, integration and verification. This is an excellent opportunity for a Systems Engineer who enjoys working across the full engineering lifecycle and engaging with both technical and non-technical stakeholders. Key Responsibilities Coordinate and drive the design, development and implementation of complex systems in line with Defence systems engineering best practice Work closely with Project Managers and cross-functional teams to ensure project and product requirements are achieved Develop and maintain systems engineering documentation including requirements, architectures, design...

Enterprise AI Architect - Tech for Good - Remote - (5-Year Greenfield Programme) £700-£800 per day Outside IR35 Remote with Occasional Site Travel (Candidates must be UK Based) 6 Months Initial + Intention to extend further (5 year programme) A national charity is appointing an Enterprise AI Architect for a six-month engagement to define how AI will work across the organisation. AI use is currently developing in pockets across different teams, and the organisation now needs a single architectural view, a prioritised roadmap and a set of design standards that everyone can work to. Our client operates nationally alongside frontline services the public relies on. AI here has to be trustworthy, accessible and explainable, and the standards set in this engagement will shape how the organisation uses it for years. It is a genuine blank sheet on a technology-for-good programme, with the scope covering architecture, strategy and standards in a single seat. The role sits...

DevOps Engineer - CGP A UK-based NfP in London requires a senior, hands-on DevOps Engineer to take operational ownership of its live Google Cloud Platform estate. GCP, Terraform, GitHub Actions. Three-month contract £500 per day, outside IR35. Remote working. Where a team meet up is required, expenses will be paid from travel. Responsibilities Maintain, troubleshoot and support production and non-production services on GCP. Manage infrastructure through Terraform. Maintain and improve CI/CD pipelines using GitHub Actions. Support application deployments, APIs and integrations across multiple environments. Respond quickly to infrastructure, deployment and service issues. Review monitoring, logging, alerting, access controls, backups and operational risks. Turn existing documentation into clear, usable runbooks. Pair with and upskill the wider technology team. Leave the estate stable, supportable and ready for a permanent DevOps hire. Essential...

Senior Data Engineer (outside IR35 contract)   London | Fleixble, hybrid working pattern | Outside IR35 | 12 month engagement   We're looking for a Senior Data Engineer who understands that great data engineering is about building reliable, scalable data products, not simply moving data from A to B. This is an opportunity to shape modern data platforms, solve complex engineering challenges, and deliver data solutions that create genuine business value.   You'll join an organisation investing heavily in its data capabilities, working alongside architects, analysts, data scientists, and engineering teams to build robust, production-grade data platforms that support analytics, AI, and operational decision-making.   Why join   Work on large-scale data and cloud transformation initiatives Influence architecture, engineering standards, and platform strategy Deliver solutions that have measurable business impact...

🚀 Contract Senior Backend Developer – C# / .NET 📍 Central Liverpool – Hybrid, 2 days per week onsite 💰 £380 per day 📅 6-month initial contract ✅ Outside IR35   We're working with a growing technology organisation looking for an experienced Senior Backend Developer to join an established engineering team working on the continued development and modernisation of a large-scale software platform. This will be a backend-focused position , ideal for an experienced C#/.NET Engineer who enjoys building scalable, maintainable and well-tested services , while contributing to engineering standards and modern development practices.   💻 What you'll be doing Designing and developing backend services using C# / .NET Working extensively with SQL Server , including data modelling and performance optimisation Designing and developing RESTful APIs and integrations Building scalable services within a distributed...

PRINCIPAL SECURITY ENGINEER UP TO £900 Day Rate ( Outside IR35 ) - 6 Month Renewable ( 2 Year Projected Contract ) Hybrid Working  SECURE has Strategically Partnered with a leading consultancy to support a Global  FinTech Leader operating under strict Regulatory Frameworks They are  looking for an experienced  P rincipal Security Engineer  to provide Credible, Hands-On Technical Leadership to a Team of Engineers for the Design, Engineering, Implementation of their Network & Infrastructure  Security Capabilities  with Architecture, Automation, Operational Ownership & Stakeholder Engagement.  Their current Strategic Technologies include  Imperva WAF  & DDoS , ExtraHop NDR  & Illumio Micro - Segmentation . Experience across these technologies is highly desirable, although they'll value genuine Hands-On Depth & Successful Operational Ownership more...

Contract Senior Backend Developer - C#/.NET Central Liverpool - Hybrid, 2 days per week onsite £380 per day 6-month initial contract Outside IR35 We're working with a growing technology organisation looking for an experienced Senior Backend Developer to join an established engineering team working on the continued development and modernisation of a large-scale software platform. This will be a Back End-focused position , ideal for an experienced C#/.NET Engineer who enjoys building scalable, maintainable and well-tested services , while contributing to engineering standards and modern development practices. What you'll be doing Designing and developing Back End services using C#/.NET Working extensively with SQL Server , including data modelling and performance optimisation Designing and developing RESTful APIs and integrations Building scalable services within a distributed software environment Writing high-quality unit and automated tests...

Senior Data Engineer London | Flexible, hybrid working pattern | Outside IR35 | 12-month engagement We're looking for a Senior Data Engineer to shape modern data platforms, solve complex engineering challenges, and deliver data solutions that create business value. You'll join an organisation investing heavily in its data capabilities, working alongside architects, analysts, data scientists, and engineering teams to build production-grade data platforms supporting analytics, AI, and operational decision-making. Why Join? Work on large-scale data and cloud transformation initiatives Influence architecture, engineering standards, and platform strategy Deliver solutions with measurable business impact Join a collaborative team of experienced data professionals Responsibilities Design, build, and maintain scalable data products and pipelines Own solutions from requirements gathering through to deployment and monitoring Develop cloud-native data platforms using...

Finstech Consulting are looking for an experienced DevOps/SecOps Engineer to join our client on a 6-month engagement to help build an AI-automated solution that can analyse our existing infrastructure, codebase, pipelines and security controls. This role will play a key part in improving our ability to respond to audit requests, maintain threat models and support risk profiling across the environment. You will have the opportunity to work with the latest Microsoft Azure technologies, including Azure SRE, Azure Foundry and GitHub Copilot, to design and deliver practical automation that improves security, assurance and operational insight. Working closely with the DevOps Lead and wider technical teams, you will help design and implement secure, scalable automation across our Microsoft-based platform. You will contribute to strengthening cloud and application security, improving environment segregation and controls and supporting the delivery of security compliance and audit...

Enterprise AI Architect - Tech for Good - Remote - (5-Year Greenfield Programme) £700- £800 per day Outside IR35 Remote with Occasional Site Travel (Candidates must be UK Based) 6 Months Initial + Intention to extend further (5 year programme) A national charity is appointing an Enterprise AI Architect for a six-month engagement to define how AI will work across the organisation. AI use is currently developing in pockets across different teams, and the organisation now needs a single architectural view, a prioritised roadmap and a set of design standards that everyone can work to. Our client operates nationally alongside frontline services the public relies on. AI here has to be trustworthy, accessible and explainable, and the standards set in this engagement will shape how the organisation uses it for years. It is a genuine blank sheet on a technology-for-good programme, with the scope covering architecture, strategy and...

Forward Deployed Engineer - 6-Month Contract Location: Hybrid - Hampshire/Fully Remote Contract: 6 months IR35: Outside IR35 Rate: £320 per day Start: ASAP/September 2026 Duration: 6 months The Opportunity We're looking for two Forward Deployed Engineers to join a fast-growing bespoke software studio and support the delivery, productionisation and ongoing support of internally developed applications. This is a hands-on role sitting at the intersection of software engineering, technical quality assurance, release management and application support . You'll work closely with business users, citizen developers and engineering teams, acting as a technical quality gate to ensure applications are safe, robust and ready for production. You'll be comfortable picking up unfamiliar codebases, reviewing code, validating deployments, troubleshooting issues and making targeted improvements where required. What You'll Be Doing Supporting applications through development,...

We are seeking a skilled DevOps Engineer to support the design, implementation, and maintenance of secure, scalable, and automated cloud environments within a highly regulated Azure ecosystem. The DevOps Engineer will work closely with Lead Developers, DevOps Leads, Architects, Testers, and Product Owners to enable efficient software delivery through automation, Infrastructure as Code (IaC), CI/CD pipelines, and cloud platform management. The role requires a hands-on engineer who can drive operational excellence, deployment reliability, and continuous improvement across the development life cycle. Key Responsibilities Develop, maintain, and support CI/CD pipelines using Azure DevOps and Git-based workflows. Implement and manage Infrastructure as Code (IaC) solutions using Bicep, ARM Templates, or Terraform. Configure and maintain Azure cloud resources across Development, Test, UAT, and Production environments. Support automated application deployment, release...

Job Title: 3rd Line Technical Specialist Job Type: Contract, Hybrid (2-3days onsite) Duration: 6 Months Industry: FMCG/IT Job Location: Southampton (UK travel required) Rate: £450 to £575/day Ltd/Umbrella (Outside IR35)   Profile – 3rd Line Technical Specialist   Our client is a leading figurehead in the UK food sector, with an unparalleled pedigree dating back to the early 18th century. They are currently seeking a Technical Specialist to join their team busy Technical Services Team.   Job Role – 3rd Line Technical Specialist   Reporting to the Technical Support Manager the Technical Specialist shall play a pivotal role in delivering complex technical solutions and smaller change initiatives. You will work closely with stakeholders across PMO, Architecture, and the wider business, ensuring alignment with governance standards and technical strategy.   The successful...

Job Title: IT Infrastructure Specialist Job Type: Contract, Hybrid (2-3days onsite) Duration: 6 Months Industry: FMCG/IT Job Location: Southampton (UK travel required) Rate: £450 to £575/day Ltd/Umbrella (Outside IR35) Profile – IT Infrastructure Specialist Our client is a leading figurehead in the UK food sector, with an unparalleled pedigree dating back to the early 18th century. They are currently seeking a Technical Specialist to join their team busy Technical Services Team. Job Role – IT Infrastructure Specialist Reporting to the Technical Support Manager the Technical Specialist shall play a pivotal role in delivering complex technical solutions and smaller change initiatives. You will work closely with stakeholders across PMO, Architecture, and the wider business, ensuring alignment with governance standards and technical strategy. The successful candidate will be comfortable working across several projects or changes concurrently, demonstrating agility and strong...

Contract £400 - £500 per day Remote (UK) Must have active SC clearance Client name shared on request, once we have spoken. Morela is supporting this search directly. THE SHORT VERSION A UK technology business building AI systems for regulated, security-sensitive environments is standing up a new data platform, and needs someone to own the ground it runs on. Kubernetes, infrastructure as code, CI/CD and observability, on a deliberately open-source stack with no managed-service shortcuts. You run it yourself rather than consuming managed equivalents. The interesting part is the topology: an edge cluster and a central cluster with replication between them, putting real weight on networking, inter-cluster connectivity and security posture. THE ENGINEERING PROBLEM Split topology. An edge cluster and a central cluster with replication between them. Getting that right is the defining challenge of the role. Constrained environments. Deployments into...

Robert Half has partnered with a market-leading Financial Services organisation to recruit a Full Stack Engineer for an initial 6 months. This is a hybrid role based in Central London, requiring three days per week in the office. The successful candidate will play a key role in delivering a business-critical application, working with modern technologies including Azure, React, Node.js and SQL while collaborating closely with both technical teams and business stakeholders. Key Responsibilities: Lead the development of an established Corporate Governance platform from prototype through to production. Design, develop and maintain scalable full-stack applications using Azure, React, Node.js and TypeScript. Build, optimise and maintain SQL Server and Azure SQL databases, ensuring performance, security and data integrity. Develop responsive front-end applications using React and TypeScript. Build and maintain back-end services using Node.js. Deploy and support applications...

Job Title: IT Infrastructure Specialist Job Type: Contract, Hybrid (2-3days onsite) Duration: 6 Months Industry: FMCG/IT Job Location: Southampton (UK travel required) Rate: £450 to £575/day Ltd/Umbrella (Outside IR35) Profile – IT Infrastructure Specialist Our client is a leading figurehead in the UK food sector, with an unparalleled pedigree dating back to the early 18th century. They are currently seeking a Technical Specialist to join their team busy Technical Services Team. Job Role – IT Infrastructure Specialist Reporting to the Technical Support Manager the Technical Specialist shall play a pivotal role in delivering complex technical solutions and smaller change initiatives. You will work closely with stakeholders across PMO, Architecture, and the wider business, ensuring alignment with governance standards and technical strategy. The successful candidate will be comfortable working across several projects or changes concurrently, demonstrating agility and strong...

Go/TypeScript Developer Manchester | Hybrid Outside IR35 £450-£475pd 6 months We're hiring a Senior Software Engineer to join a growing SaaS/FinTech technology business in Manchester. This is an opportunity to work on a modern, cloud-first platform that sits at the heart of complex B2B customer operations. You'll join a collaborative engineering team building scalable workflow and automation technology, while helping evolve established systems into the next generation of cloud-native products. We're looking for an experienced engineer who enjoys solving complex problems, improving how software is built and operated, and using modern engineering practices and tooling to deliver better products faster. The Role As a Senior Software Engineer, you'll design, build and maintain scalable B2B SaaS solutions, with a particular focus on workflow, automation and cloud-native engineering. You'll work across the software life cycle, from technical design and API development through...