Applications Engineer Jobs Page 2 In Watford Page 3 by Location

Senior Application Security Engineer

Company IconCloudsmith
Location IconBelfast

Overview As a Senior Application Security Engineer, you embed within an engineering tribe to lift security from inside the core team. You’ll influence design, review code and architecture, and drive pragmatic, secure fixes while building...Read More>>.

Posted: September 30th, 2026
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Senior Application Security Engineer

Company IconFlagstone
Location IconLondon

Overview As a Senior Security Engineer, you will own meaningful parts of Flagstone’s security stack and help harden our Azure environment. You’ll work within a tight Security Engineering team focused on cloud security, detection, and se...Read More>>.

Posted: September 30th, 2026
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Application Security Engineer

Company IconShawbrook Bank
Location IconLondon

Overview In this role you protect Shawbrook’s software from cyber threats and safeguard digital assets. You’ll work across a complex tech environment, applying security best practices and modern tooling to harden web apps and cloud depl...Read More>>.

Posted: September 30th, 2026
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Application Support Engineer

Company IconMillennium Management
Location IconLondon

Overview As a Corporate Technology Support Engineer you will provide day-to-day support for core systems within the Core Technology team, helping maintain efficient operations across Middle Office and Operations. You collaborate with cross-...Read More>>.

Posted: September 30th, 2026
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Application Security Engineer

Company IconThe Financial Times
Location IconLondon

Overview In this role you will strengthen the FT’s cloud-native app security by building developer-friendly guardrails and practical security guidance. You’ll partner with product and platform teams to embed secure delivery across CI/CD...Read More>>.

Posted: September 30th, 2026
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Application Support Engineer

Company IconQuant Capital
Location IconLondon

Overview In this role you provide technical support for implementations in the fund market, acting as a bridge between clients and Professional Services. You handle major outages, tailor report templates via SQL, and drive successful deploy...Read More>>.

Posted: September 30th, 2026
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Manufacturing Systems Engineer – Applications Specialist

Company IconABB
Location IconStonehouse

Overview In this role you will lead the end-to-end delivery of IT/OT applications for a manufacturing setting, partnering with cross-functional teams to turn requirements into robust solutions. You’ll own the lifecycle from spec to deploy...Read More>>.

Posted: September 30th, 2026
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Application Support Engineer

Company IconLondon Stock Exchange Group
Location IconLondon

Overview In this role you will lead and deliver Level 2 IT support for CDSClear’s in-house trade management and risk platforms across production and test environments. You will partner with cross-functional CDSClear teams to keep non-prod...Read More>>.

Posted: October 1st, 2026
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Application Support Engineer – trading systems

Company IconQuant Capital
Location IconLondon

Overview In this role you will provide high-level support for a market-leading trading system used by banks and institutional traders. You will work within a fast-paced, cross-functional team to resolve order-entry, risk, and connectivity i...Read More>>.

Posted: October 1st, 2026
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Application Security Engineer

Company IconThe Pokémon Company
Location IconLondon

Overview As an Application Security Engineer, you design, implement, and operate controls to prevent and detect attacks on company systems, apps, and data. You perform penetration testing and vulnerability assessments across software, OS, a...Read More>>.

Posted: October 1st, 2026
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Senior Application Security Engineer / DevSecOps Engineer

Company IconAdditional Resources
Location IconLondon

Overview In this role you will drive secure software development within a health research charity, partnering with engineering, architecture and cloud teams to embed security across the SDLC. You will design and implement security testing,...Read More>>.

Posted: October 1st, 2026
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Application Support Engineer (Third Party Systems), London

Company IconIsomorphic Labs
Location IconLondon

Overview As Integration Engineer at Isomorphic Labs, you own and secure a suite of multi-user tools, scaling them across cloud environments. You bridge Integration, Operations, and Security to manage the full software lifecycle, from secure...Read More>>.

Posted: October 1st, 2026
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Application Support Engineer : Trading Platform

Company IconQuant Capital
Location IconLondon

Overview In this role you will integrate our trading platforms with clients’ environments, blending on-site and remote work to ensure smooth deployments. You are the primary contact for managed clients, handling support, implementation, c...Read More>>.

Posted: October 1st, 2026
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Application Security Engineer

Company IconSimply Business
Location IconLondon

Overview In this role, you will champion security across the software development lifecycle, embedding secure coding and threat modelling into our practices. You’ll collaborate with engineering to modernise DevSecOps, tackle AI/LLM threat...Read More>>.

Posted: October 1st, 2026
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Senior Software Engineer, Full-Stack Applications - Ratings Technology (London)

Company IconFitch Ratings
Location IconLondon

Overview In this role, you design and build mission-critical, full-stack applications for Ratings Technology, enabling analysts and executives to derive insights. You will shape technical direction, architecture, and AI-driven workflows in...Read More>>.

Posted: October 1st, 2026
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Application Support Engineer Fintech

Company IconQuant Capital
Location IconLondon

Overview In this role you support clients and products post-implementation, acting as a technical escalation resource to resolve issues and improve client experiences. You’ll work within the Client Services team to translate client needs...Read More>>.

Posted: October 1st, 2026
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Senior Machine Learning Applications and Compiler Engineer, LPX

Company IconNvidia
Location IconCambridge

Overview In this role you will advance NVIDIA’s inference and compiler stack by mapping neural workloads onto our platforms. You’ll work at the intersection of large-scale systems, compilers, and deep learning to optimize end-to-end inf...Read More>>.

Posted: October 1st, 2026
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D365 Finance & Operations Application Support Engineer

Company IconREAL Technical Solutions
Location IconLondon

Overview In this role you will be the front line for D365 Finance & Operations support, addressing tickets from international users and providing hands-on configurations, user training, and documentation. You’ll help scale and secure a cl...Read More>>.

Posted: October 1st, 2026
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Application Security Engineer (Cyber)

Company IconSource Group International
Location IconLondon

Overview In this role you will strengthen the secure software development lifecycle across technology projects for a global investment manager. You will work with cross‑functional teams to design and operate appsec tooling and practices,...Read More>>.

Posted: October 1st, 2026
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Application Security Engineer

Company IconCloudBees
Location IconLondon

Overview In this role you secure AI-driven and internal enterprise apps, partnering with the CISO to apply threat modeling, secure design, and engineering discipline across internal systems and AI tooling. You’ll build scalable security p...Read More>>.

Posted: October 1st, 2026
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Application Security Engineer, Amazon Application Security

Company IconAmazon
Location IconLondon

Overview In this role you will help protect Amazon’s products and services by conducting security reviews, shaping secure architectures, and modeling threats at scale. You will collaborate with internal development teams to raise security...Read More>>.

Posted: October 1st, 2026
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Junior Quant Application Support Engineer Fintech SQL

Company IconQuant Capital
Location IconLondon

Overview In this role you will provide technical support for implementations across the fund market and grow into a Quant position within a year. You’ll build domain knowledge of wealth management and the company’s solution while mainta...Read More>>.

Posted: October 1st, 2026
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Lead Engineer, Enterprise Applications

Company IconSolera
Location Icon

Overview As Lead Engineer, Enterprise Applications in Westlake, you will own complex production app services with a focus on identity and access management. You will work closely with IT and development teams to keep systems healthy, secure...Read More>>.

Posted: October 1st, 2026
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Senior Applications Support Engineer | Global Information Systems

Company IconFTI Consulting
Location IconLondon

Overview As ITG Senior Applications Engineer, you lead the design and deployment of enterprise-wide systems and act as a backup for Matrix Teams. You translate business needs into robust technical solutions while aligning architecture with...Read More>>.

Posted: October 1st, 2026
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Application and Database Support Engineer Fintech SQL

Company IconQuant Capital
Location IconLondon

Overview In this role you will provide support for front and back office applications in a fintech environment, working with development teams to resolve issues and implement changes. You will handle patching, data import/export, error moni...Read More>>.

Posted: October 1st, 2026
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Principal Product Application Engineer - GaN

Company IconNexperia
Location IconManchester

Overview As a Product Applications Engineer at Nexperia, you will drive GaN technology adoption through hands-on application engineering. You will own projects end-to-end, from concept to deployment, bridging device, application, and system...Read More>>.

Posted: October 1st, 2026
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Trading Application Support Engineer

Company IconQuant Capital
Location IconLondon

Overview In this role you support high-performance trading systems and data-intensive applications within a global, technology-driven prop trading environment. You will work closely with traders, quants and analytics teams to keep systems h...Read More>>.

Posted: October 1st, 2026
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Application Support Engineer

Company IconHuxley Associates
Location IconGlasgow

Overview As an Application Support Engineer, you will steward critical enterprise applications across a global user base, ensuring reliability, performance, and security. You’ll collaborate with business stakeholders, technology teams, an...Read More>>.

Posted: October 1st, 2026
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Platform Equipment Field installation and Applications Engineer

Company IconKLA-Tencor
Location IconNewport

Overview In this role you support Platform semiconductor handling hardware and integration for KLA’s advanced systems. You work across design feedback loops, installation, and customer-facing deployments to ensure robust, compliant hardwa...Read More>>.

Posted: October 1st, 2026
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Lead Engineer — Application Security

Company IconKlarna
Location IconLondon

Overview In this Lead Engineer role within Klarna’s Secure Development team you help design and deliver secure software. You’ll influence architecture decisions, model threats, and drive security improvements across engineering teams. Y...Read More>>.

Posted: October 1st, 2026
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Senior Application Security Engineer - DevSecOps & Cloud Security

Company IconAdditional Resources
Location IconLondon

Overview As a Senior Application Security Engineer, you help embed security across the software delivery lifecycle for a health research charity. You will partner with engineering and cloud teams to design, deploy, and maintain secure appli...Read More>>.

Posted: October 1st, 2026
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Junior Application Support Engineer Trading

Company IconQuant Capital
Location IconLondon

Overview In this role you support a leading Execution Management System for buy and sell-side clients, helping ensure smooth order entry, risk management and connectivity. You will work closely with sales and engineering to resolve issues a...Read More>>.

Posted: October 1st, 2026
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Senior Software Engineer, Full-Stack Applications - Ratings Technology (Manchester)

Company IconFitch Ratings
Location IconManchester

Overview Senior Software Engineer in Fitch Ratings’ Ratings Technology team leads the design and delivery of scalable full‑stack applications. You influence architecture, drive AI/ML exploration, and mentor engineers to enable analysts...Read More>>.

Posted: October 1st, 2026
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Senior Software Engineer, Full-Stack Applications (Python)

Company IconFitch Ratings
Location IconManchester

Overview As Director of Software Engineering for full-stack applications, you steer the strategy, development, and delivery of Java, React, and Python-based systems that power Fitch’s analytical capabilities. You will lead cross-functiona...Read More>>.

Posted: October 1st, 2026
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Senior Mechanical Engineer UK Switchgear Applications Engineering

Company IconPowell Industries
Location IconBradford

Overview In this role you own the mechanical engineering aspects of client purchase orders for MV/LV switchgear, guiding technical issues from concept to delivery. You will support Switchgear Applications Engineers on project-specific mecha...Read More>>.

Posted: October 1st, 2026
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Senior Field Application Engineer - HPC (UK + Multiple European Locations)

Company IconAMD
Location IconLondon

Overview In dieser Rolle unterstützen Sie als Senior Field Application Engineer die HPC- und KI-Strategie von AMD in Europa. Sie arbeiten eng mit Kunden und Partnern zusammen, führen Proofs of Concepts durch und testen/charakterisieren ne...Read More>>.

Posted: October 1st, 2026
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Lead Software Engineer, Full-Stack Applications - AI Fluent (London)

Company IconFitch Ratings
Location IconLondon

Overview In this Lead Software Engineer role, you will shape mission-critical, AI-enabled analytics platforms within Fitch Ratings’ Ratings Technology team. You’ll blend hands-on engineering leadership with architectural input to modern...Read More>>.

Posted: October 1st, 2026
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Application Support Engineer – DV – 11864JS

Company IconProactive Appointments
Location IconGloucester

Overview In this contract role, you will provide hands-on application support for critical client systems on-site in Gloucester. You’ll work within a security-cleared environment, leveraging your networking and software-architecture knowl...Read More>>.

Posted: October 1st, 2026
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Application Support Engineer Fintech SQL

Company IconQuant Capital
Location IconLondon

Overview In this role you will provide technical support for implementations across the fund market and collaborate with presales and Professional Services. You will promote effective use of our applications and own responses to major outag...Read More>>.

Posted: October 1st, 2026
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Junior Application Support Engineer

Company IconQuant Capital
Location IconLondon

Overview In this role, you will provide technical and functional support for business applications while diagnosing and resolving issues. You’ll participate in change and release processes, and contribute to design reviews for new project...Read More>>.

Posted: October 1st, 2026
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Lead Application Security Engineer

Company IconCAIS
Location IconLondon

Overview In this role you will own the security of CAIS applications and services, embedding secure development practices into the software lifecycle. You will define threat modeling, security architecture, and automated controls to protect...Read More>>.

Posted: October 1st, 2026
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Application Engineer - Switchgear Controls & Digital Systems

Company IconEaton Corporation
Location IconSlough

Overview In this role you enable digital modernization of critical power infrastructure by leading switchgear controls retrofit projects across EMEA. You will design SCADA-ready control architectures, integrate protection systems, and suppo...Read More>>.

Posted: October 1st, 2026
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Lead Software Engineer, Full-Stack Applications - AI Fluent (Manchester)

Company IconFitch Ratings
Location IconManchester

Overview In this role you drive the technical direction for mission-critical, AI-aware full-stack applications within Fitch’s Ratings Technology organization. You will partner with product, analytics, and technology teams to modernize wor...Read More>>.

Posted: October 1st, 2026
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Sr Staff Field Applications Engineer (FAE)

Company IconRenesas Electronics America
Location IconBourne End

Overview In this role you act as the technical lead for analog and power solutions, guiding system-level design engagements and supporting customers from concept to production. You collaborate with cross-functional teams to align Analog, Po...Read More>>.

Posted: October 2nd, 2026
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Software Engineer - Software Delivery

Company IconNeo4J
Location IconLondon

Overview Join Neo4j Aura to boost engineering efficiency by building an internal developer platform. You’ll empower Aura teams with self-service tooling, reducing bottlenecks and speeding up delivery. Work across engineering to streamline...Read More>>.

Posted: October 8th, 2026
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