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53 application engineer jobs found in London

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London United Kingdom application engineer
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Contract Spy
Jun 15, 2026
Duration not stated
Windows IT Support Engineer – Vulnerability Management (OS & 3rd Party Application Security) at Xoriant, London Canary Wharf, £Contract Rate
Contract Spy Canary Wharf, London, UK
Windows IT Support Engineer – Vulnerability Management (OS & 3rd Party Application Security) Canary Wharf, UK Long Term Contract (Inside Ir35) Hybrid (2 days a week)   Job Summary: We are looking for a Windows IT Support Engineer specializing in Vulnerability Management with hands-on experience in managing operating system (OS) and third-party application vulnerabilities. The ideal candidate will be responsible for identifying, analyzing, and remediating vulnerabilities across Windows environments while ensuring system security, compliance, and operational stability. Key Competencies: Windows OS Security Vulnerability Management (OS & Applications) Patch Management & Remediation Risk Assessment IT Support & Troubleshooting   Key Responsibilities: Perform vulnerability assessments and scans on Windows OS and third-party applications using industry-standard tools. Identify,...
Contract Spy
Jun 01, 2026
Duration not stated
Windows IT Support Engineer – Vulnerability Management (OS & 3rd Party Application Security) at Xoriant, London Canary Wharf, £Contract Rate
Contract Spy Canary Wharf, London, UK
Windows IT Support Engineer – Vulnerability Management (OS & 3rd Party Application Security) Canary Wharf, UK Long Term Contract (Inside Ir35) Hybrid (2 days a week)   Job Summary: We are looking for a Windows IT Support Engineer specializing in Vulnerability Management with hands-on experience in managing operating system (OS) and third-party application vulnerabilities. The ideal candidate will be responsible for identifying, analyzing, and remediating vulnerabilities across Windows environments while ensuring system security, compliance, and operational stability. Key Competencies: Windows OS Security Vulnerability Management (OS & Applications) Patch Management & Remediation Risk Assessment IT Support & Troubleshooting   Key Responsibilities: Perform vulnerability assessments and scans on Windows OS and third-party applications using industry-standard tools. Identify,...
Contract Spy
Jun 10, 2026
Duration not stated
Senior Full Stack Developer at Deloitte, London, £Contract Rate
Contract Spy London, UK
  Job Title: Senior Full Stack Developer (contract) Location: London Hybrid. Travel to the London office 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35)   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for Senior Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This position...
Contract Spy
Jun 10, 2026
Duration not stated
Full Stack Developer at Deloitte, London, £Contract Rate
Contract Spy London, UK
  Job Title: Full Stack Developer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35)   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for an experienced Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This position...
Contract Spy
Jun 03, 2026
Duration not stated
Full Stack Developer at Deloitte, London, £Competitive Day Rate
Contract Spy London, UK
  Job Title: Full Stack Developer (contract) Location: London Hybrid. Travel to the London office on 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35)   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for an experienced Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This position...
Contract Spy
Jun 03, 2026
Duration not stated
Senior Full Stack Developer at Deloitte, London, £Contract Rate
Contract Spy London, UK
  Job Title: Senior Full Stack Developer (contract) Location: London Hybrid. Travel to the London office 3 days a week Duration: 11 months Contract Start Date: ASAP *note client onboarding takes 6 weeks from offer Day Rate: Competitive (Inside IR35)   Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for Senior Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This position...
Contract Spy
May 27, 2026
Duration not stated
Senior Full Stack Developer at Deloitte, London, £Contract Rate
Contract Spy London, UK
    Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for Senior Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This position requires a solid understanding of Development and SDLC as per the tech listed below, preferably with Financial Services experience.   Your professional experience   Minimum of 7 years Full Stack Development experience (preferably within Financial...
Contract Spy
May 27, 2026
Duration not stated
Full Stack Developer at Deloitte, London, £Competitive Day Rate
Contract Spy London, UK
    Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   The Role We are looking for an experienced Full Stack Developers to work in the Technology and Transformation Team at Deloitte. You will work with one of our global financial services clients. This position requires a solid understanding of Development and SDLC as per the tech listed below, preferably with Financial Services experience.   Your professional experience   Minimum of 3 years Full Stack Development experience (preferably within...
Contract Spy
Jun 15, 2026
Duration not stated
Senior AI Engineer at Lendable, London, £Contract Rate
Contract Spy London, UK
Senior AI Engineer (Contract) About the role We're looking for a hands-on AI Engineer contractor to join our Internal Automation team at Lendable and help us make the whole company more efficient. Our mission is to supercharge internal teams — from Finance and Compliance to Product, QA and beyond — by building AI-powered tools, integrations and automated workflows. You'll be part of a small team (4 engineers, 1 PM) with a simple goal: remove friction, automate the tedious, and give colleagues back time to focus on high-value work. This is a role where you'll see the direct impact of what you build. You'll ship an integration and watch it save hours of manual work. You'll build a tool and see a team adopt it the same week. If you're motivated by solving real problems and seeing your work make a tangible difference, this is for you. We need someone who takes full ownership — not just writing code, but thinking through the problem, designing the...
Contract Spy
Jun 15, 2026
Duration not stated
Azure Solution Architect (SC Cleared) at Scrumconnect Consulting, London, £400-£500 per day (Outside IR35)
£400 - £500 per day
Contract Spy London, UK
400-500 Outside IR35 City London Province Greater London Country United Kingdom Postal Code EC1A Job Description About Scrumconnect Consulting Scrumconnect Consulting is a leading UK digital and technology consultancy specialising in delivering impactful, user-centred services for the public sector. We work with central government departments, agencies, and local authorities to build digital products and services that improve outcomes for citizens. With a team of engineers, architects, delivery professionals, and designers, we bring deep expertise in digital transformation, cloud technologies, and agile delivery. We are committed to engineering excellence, innovation, and creating an inclusive environment where everyone can thrive. Role Overview We are seeking an experienced Azure Solution Architect to design, architect, and deliver scalable, secure, and high-performance cloud data solutions...
Contract Spy
Jun 12, 2026
Duration not stated
Site Reliability Engineer at Pixelcode Technologies, London Area, £Contract Rate
Contract Spy London Area, United Kingdom
We are urgently looking for a Senior Site Reliability Engineer (SRE) on a contact basis in London (Hybrid), having strong experience in DevOps, CI/CD, Production Support, Observability, Monitoring, and Automation . You should possess hands-on expertise in supporting mission-critical production environments, incident management, infrastructure automation, and application deployments across on-premise platforms.   Key Skills:- Having 8+ years of experience in Site Reliability Engineering (SRE) , DevOps, Infrastructure Engineering, and Production Support. Strong experience supporting and monitoring enterprise production environments , including incident management, troubleshooting, and root cause analysis (RCA) . Expertise in CI/CD pipeline design, development, and management using Jenkins and Git. Hands-on experience with Observability, Monitoring, and APM tools such as Splunk and Dynatrace . Experience building and managing...
Contract Spy
Jun 11, 2026
Duration not stated
QA Engineer/Test Lead - MVP Trading Platform at Wagglyn, London Area, £Contractor Rate
Contract Spy London Area, United Kingdom
Role Summary Wagglyn is looking for an experienced QA Engineer / Test Lead to work with the existing engineering team on the testing and release readiness of its MVP trading platform. This is a hands-on contract role for someone who has tested complex financial or real-time systems before. It is not a generic web QA role and not a manual-testing-only role.   Scope The contractor will help define and execute the QA process across the front end, backend services, market data, execution flows, deployment environments and operational readiness. The role involves working with engineering, product and stakeholders to make sure releases are testable, repeatable and safe to promote through UAT and production-like environments. QA here is about proving the system behaves safely when data is live, services reconnect, orders are sent, risk state changes and deployments happen.   Profile ·      Hands-on QA...
Contract Spy
Jun 11, 2026
Duration not stated
Automation Test Engineer at ByDesign Secure, London, £500 per day (Outside IR35)
£500 per day
Contract Spy London, UK
Opening: Join the Mission We deliver secure, mission‑critical platforms and services for government and regulated organisation’s operating in high‑assurance environments. Our teams work at the intersection of cloud engineering, DevSecOps, and platform enablement, helping organisation’s adopt Google Distributed Cloud (air‑gapped GCP). This role offers the opportunity to shape automation‑first testing strategies for new cloud‑native platforms, influence tooling and quality standards, and ensure solutions are secure, resilient, compliant, and testable by design. Role Purpose As an Automation Test Engineer, you will be responsible for designing, building, and operating automated testing capabilities across platform and application delivery teams. You will: Define and implement test automation strategies aligned to IaC, CI/CD, and DevSecOps practices Select, evaluate, and trade‑off test tooling suitable for air‑gapped Google Distributed Cloud...
Contract Spy
Jun 09, 2026
Duration not stated
AI Security Engineer at Orbital, London, £Contract Rate
Contract Spy London, UK
We’re on a mission to make real estate transactions smarter, faster, and friction-free.   Real estate is the world’s largest asset class , yet the legal processes and tools behind it remain slow, manual, and underinvested. Lawyers must review dense documents line by line and piece together information across silos, all while clients demand faster, more transparent due diligence.   That's where we come in. Orbital Copilot is the AI assistant built exclusively for commercial real estate law. Developed with former practicing real estate lawyers, it accelerates complex due diligence by up to 70% while delivering legal-grade precision.   We’ve just raised a $60m Series B to accelerate our UK/US expansion.   We're trusted by leading firms like Goodwin and BCLP to remove the busywork so legal teams can focus on what they do best: applying sharp legal judgment, delivering standout client service, and getting...
Contract Spy
Jun 08, 2026
Duration not stated
Azure Solution Architect (SC Cleared) at Scrumconnect Consulting, London, £400-£500 per day (Outside IR35)
£400 - £500 per day
Contract Spy London, UK
Azure Solution Architect (SC Cleared) London, United Kingdom | Posted on 05/06/2026 About Scrumconnect Consulting Scrumconnect Consulting  is a leading UK digital and technology consultancy specialising in delivering impactful, user-centred services for the public sector. We work with central government departments, agencies, and local authorities to build digital products and services that improve outcomes for citizens. With a team of engineers, architects, delivery professionals, and designers, we bring deep expertise in digital transformation, cloud technologies, and agile delivery. We are committed to engineering excellence, innovation, and creating an inclusive environment where everyone can thrive. Role Overview We are seeking an experienced  Azure Solution Architect  to design, architect, and deliver scalable, secure, and high-performance cloud data solutions on Microsoft Azure. This role requires deep expertise in ...
Contract Spy
Jun 08, 2026
Duration not stated
Senior Software Engineer at Driven Labs Inc, London Area, £Contract Rate
Contract Spy London Area, United Kingdom
About Driven Studios Driven is a multi-platform streaming service built for automotive enthusiasts — racing, builds, customs, and classic cars — delivered across connected TV, mobile, and web. We're an early-stage team moving fast, and we build with AI coding agents at the centre of our workflow. We need someone who can keep that pace without letting quality slip.   The Role We're looking for a senior engineer to build new features across our mobile apps, TV apps, and websites — and to keep the bar high while doing it. This is a builder's role first: you'll be shipping a lot of greenfield product across all three platforms. Alongside that, you'll be the technical quality bar for the team, spending meaningful time reviewing code — including output produced by AI coding agents — to ensure everything ships clean, well-structured, and as maintainable as anything written by hand. You'll also own deployments across every platform...
Contract Spy
Jun 08, 2026
up to 6 Months
Principal Software Engineer at Collinson, London, 3 Months, £Contract Rate
Contract Spy London SE1 2AQ, UK
This is a contract role for 3 months, starting in May ideally.   At Collinson, we don’t just build technology — we power the experiences behind some of the world’s most recognised travel, financial services, and retail brands. Our solutions help global brands acquire, engage, and retain millions of customers worldwide. Our flagship product is Priority Pass, the world’s leading airport experiences programme, trusted by travellers across more than 170 countries. Key clients include Mastercard, American Express, Cathay Pacific, British Airways, LATAM, Flying Blue, Accor, EasyJet, HSBC, Chase, HDFC. Our mission is focused on doing good beyond profit, which for us means we seek out opportunities for our people to share in our success and that we give back to the communities and people within which we work. Never short of ambition, the success of our business is delivered through the diverse and talented team of over 2,200 global...
Contract Spy
Jun 04, 2026
Duration not stated
Automation Test Engineer at ByDesign Secure, London, £500 per day (Outside IR35)
£500 per day
Contract Spy London, UK
Opening: Join the Mission We deliver secure, mission‑critical platforms and services for government and regulated organisation’s operating in high‑assurance environments. Our teams work at the intersection of cloud engineering, DevSecOps, and platform enablement, helping organisation’s adopt Google Distributed Cloud (air‑gapped GCP). This role offers the opportunity to shape automation‑first testing strategies for new cloud‑native platforms, influence tooling and quality standards, and ensure solutions are secure, resilient, compliant, and testable by design. Role Purpose As an Automation Test Engineer, you will be responsible for designing, building, and operating automated testing capabilities across platform and application delivery teams. You will: Define and implement test automation strategies aligned to IaC, CI/CD, and DevSecOps practices Select, evaluate, and trade‑off test tooling suitable for air‑gapped Google Distributed Cloud...
Contract Spy
Jun 01, 2026
up to 6 Months
Principal Software Engineer at Collinson, London, 3 Months, £Contract Rate
Contract Spy London SE1 2AQ, UK
This is a contract role for 3 months, starting in May ideally.   At Collinson, we don’t just build technology — we power the experiences behind some of the world’s most recognised travel, financial services, and retail brands. Our solutions help global brands acquire, engage, and retain millions of customers worldwide. Our flagship product is Priority Pass, the world’s leading airport experiences programme, trusted by travellers across more than 170 countries. Key clients include Mastercard, American Express, Cathay Pacific, British Airways, LATAM, Flying Blue, Accor, EasyJet, HSBC, Chase, HDFC. Our mission is focused on doing good beyond profit, which for us means we seek out opportunities for our people to share in our success and that we give back to the communities and people within which we work. Never short of ambition, the success of our business is delivered through the diverse and talented team of over 2,200 global...
Contract Spy
May 29, 2026
Duration not stated
Lead DevOps Engineer (AI-Focused) at Synechron, London, £Contract Rate
Contract Spy London, UK
Lead DevOps Engineer (AI- Focused) Mandatory hands-on experience supporting AI/ML or GenAI p latforms About Synechron: Synechron is a leading digital transformation consulting firm dedicated to delivering innovative technology solutions within banking, financial services, and insurance. We thrive on engineering excellence, collaboration, and a passion for cutting-edge technologies. Job Location: London (Hybrid - 3 days in the office) Job Summary Are you passionate about making developers' lives easier, faster, and more fulfilling? We're on a mission to supercharge our engineering culture by building a world-class DevOps organization that's the envy of the industry. This is a great opportunity to join a growing company in an innovative and dynamic industry! We are looking for a strong, hands-on Lead DevOps Engineer t o build and maintain a brand-new cloud-based Index platform. You will lead a team of Senior and Junior DevOps Engineers to help us...
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