26 to 50 of 66 Applications Engineer Jobs in London

Thank you for your interest in Uncountable Engineering! Description Uncountable is seeking software engineers with a chemistry, biology, material science (or any physical sciences) interest to develop domain-specific applications within Uncountable. Our goal is to revolutionize industrial research and development. We're looking for motivated engineers who can help to build out tools that will accelerate the development More ❯

Application Support Engineer - Platform & Scripting Job Title: Application Support Engineer Location: Staines, Surrey - Hybrid, 2 days onsite Contract: 12-month PAYE Inside IR35 - Paid on a weekly basis through us - Principle HR + Strong possibility of conversion to full-time Annual Salary: Up to £41,000 per annum Start Date: ASAP Interview Process: 2 rounds - technical and managerial More ❯

Azure Cloud Application Support Engineer – Fully Remote (UK) - 12-month Fixed Term Contract £43,000 + £500 home working allowance | 12-month Fixed Term Contract We're currently recruiting for an Azure Cloud Application Support Engineer on behalf of a renowned UK charity that’s transforming the way it delivers critical technology services. This is a fully remote … you're ready for a fresh challenge where your technical skills will directly support life-changing services, we'd love to hear from you. Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted. Proactive Appointments Limited More ❯

out technical change within the team for BAU & key projects & striving to reduce critical or major security vulnerabilities for our assets. Due to the nature of some of the applications, some of these changes are on evenings or weekends. Being pro-active on team integration and supporting across all of the IT estate - whether than be on premise (Glasgow … you'll enjoy these benefits from day one. If we're lucky to receive a lot of interest, we may close the advert early. Please ensure to submit your applications as soon as possible. Say hello to Virgin Money Virgin Money is so much more than just a bank. As part of the Nationwide group, together we're the … obstacles to inclusion. If you need any reasonable adjustments or support making your application, contact our Talent Acquisition team Please note: If we receive a high volume of eligible applications, we may need to prioritise candidates whose skills and experience most closely align with the role, while still ensuring fair and equitable consideration for all applicants. Now the legal More ❯

drive is a must. The role will work with a diverse set of data and cross-functional teams as well as use data to drive process improvement. An ideal engineer is one who enjoys discovering and solving ambiguous problems, can quickly learn complex systems, and enjoys building actionable insights from data. To meet these challenges we are looking for More ❯

Senior Application Security Engineer page is loaded Senior Application Security Engineer Apply locations London, UK time type Full time posted on Posted 2 Days Ago job requisition id JR100290 Who we are We're the people behind the global loyalty currency, Avios, and home to three ambitious, growing businesses;IAG Loyalty, British Airways Holidays andThe Wine Flyer . … to work from one of our other office or partner locations, based on your role and 'to do' list. What you'll be doing As a Senior Application Security Engineer, you'll lead the application security practice within the IAG Loyalty security team, taking responsibility for key security KPIs in this area. You'll champion secure software development by More ❯

11120SR1 £40k - 43.5k per year Azure Cloud Application Support Engineer - Fully Remote (UK) - 12-month Fixed Term Contract £43,000 + £500 home working allowance 12-month Fixed Term Contract We're currently recruiting for an Azure Cloud Application Support Engineer on behalf of a renowned UK charity that's transforming the way it delivers critical technology services. … you're ready for a fresh challenge where your technical skills will directly support life-changing services, we'd love to hear from you. Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted. Proactive Appointments Limited More ❯

11120SR £40k - 43.5k per year Azure Cloud Application Support Engineer - Fully Remote (UK) - 12-month Fixed Term Contract £43,000 + £500 home working allowance 12-month Fixed Term Contract We're currently recruiting for an Azure Cloud Application Support Engineer on behalf of a renowned UK charity that's transforming the way it delivers critical technology services. … you're ready for a fresh challenge where your technical skills will directly support life-changing services, we'd love to hear from you. Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted. Proactive Appointments Limited More ❯

Senior Software Engineer/SRE - Application Middleware Location London Business Area Engineering and CTO Ref # Description & Requirements Are you passionate about building high-performance systems that are fast, resilient, and operate at global scale? Join Bloomberg's Application Middleware SRE team, where you'll combine software engineering and systems expertise to keep the backbone of the Bloomberg Terminal … group that powers real-time connectivity, and we own systems where uptime isn't just important-it's essential to the global financial system. This is your opportunity to engineer resilience at scale, automate critical infrastructure, and shape reliability practices across one of the world's most powerful tech platforms. The Team We're the Site Reliability Engineering team … failure and design mitigation strategies. A good understanding of data structures, algorithms, and system design Experience navigating and improving large, distributed codebases An ability to identify system risks and engineer around points of failure Clear written and verbal communication, including technical documentation and incident analysis We'd Love to See We are building a team with a breadth of More ❯

Senior Software Engineer/SRE - Application Middleware Location London Business Area Engineering and CTO Ref # Description & Requirements Are you passionate about building high-performance systems that are fast, resilient, and operate at global scale? Join Bloomberg's Application Middleware SRE team, where you'll combine software engineering and systems expertise to keep the backbone of the Bloomberg Terminal … group that powers real-time connectivity, and we own systems where uptime isn't just important-it's essential to the global financial system. This is your opportunity to engineer resilience at scale, automate critical infrastructure, and shape reliability practices across one of the world's most powerful tech platforms. The Team We're the Site Reliability Engineering team … failure and design mitigation strategies. A good understanding of data structures, algorithms, and system design Experience navigating and improving large, distributed codebases An ability to identify system risks and engineer around points of failure Clear written and verbal communication, including technical documentation and incident analysis We'd Love to See We are building a team with a breadth of More ❯

Senior Software Engineer/SRE - Application Middleware Location London Business Area Engineering and CTO Ref # Description & Requirements Are you passionate about building high-performance systems that are fast, resilient, and operate at global scale? Join Bloomberg's Application Middleware SRE team, where you'll combine software engineering and systems expertise to keep the backbone of the Bloomberg Terminal … group that powers real-time connectivity, and we own systems where uptime isn't just important-it's essential to the global financial system. This is your opportunity to engineer resilience at scale, automate critical infrastructure, and shape reliability practices across one of the world's most powerful tech platforms. The Team We're the Site Reliability Engineering team … failure and design mitigation strategies. A good understanding of data structures, algorithms, and system design Experience navigating and improving large, distributed codebases An ability to identify system risks and engineer around points of failure Clear written and verbal communication, including technical documentation and incident analysis We'd Love to See We are building a team with a breadth of More ❯

responsibility, and care in everything we do. Make a difference: We focus on impact, helping our customers, colleagues, and communities succeed. About the role As an Platform & Application Support Engineer , you will play a vital role in maintaining and optimising Recognise Bank's core technology platforms, including nCino (Salesforce) , Mambu , and the integration layer. You will act as a More ❯

Senior Application Security Engineer Department: Engineering Employment Type: Permanent - Full Time Location: London Reporting To: Sami Eltamawy Compensation: £80,000 - £90,000/year Description London, office-based Freetrade's mission is to become the default place to invest. Investing has been too complicated and expensive for too long, keeping millions from making the most of their savings. We … mutual funds, bonds, and family investment tools. We're also exploring how we can leverage AI to deliver an even better experience for our customers. As a Senior Security Engineer , you'll lead the charge in building and scaling our Application Security (AppSec) program from the ground up. Your mission will be to embed security into every phase of … lifecycle, ensuring our products are not only innovative but resilient against threats. You'll be working across a rich and diverse attack surface, including our web, Android, and iOS applications, as well as the backend systems that power them. This is a rare opportunity to shape the security landscape of multiple platforms at once and have a tangible impact More ❯

Lead DevOps Engineer - SC, ITIL, Application Up to £530 per day (Inside IR35) Primarily Remote 3/6 months My Client is an instantly recognisable Consultancy, who require a Senior/Lead DevOps Engineer that holds Active SC (Security) Clearance, as well as ITIL and application management, 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 More ❯

IT Server & Application Implementation Engineer - 6-Month Contract - London - £500 per day Outside IR35 A fantastic opportunity has arisen for an experienced IT Contractor to join a well-established organisation embarking on a significant infrastructure and application upgrade. This is a six-month contract role based in London, reporting to the IT Infrastructure Manager, and is set to begin … on this IT Server & Application Implementation Engineercontract, contact or call Will on . Ganymede is committed to creating a diverse workforce and is an equal opportunities employer. We welcome applications from all suitably qualified persons regardless of age, disability, gender, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, and sexual orientation More ❯

IT Server & Application Implementation Engineer – 6-Month Contract – London – £500 per day Outside IR35 A fantastic opportunity has arisen for an experienced IT Contractor to join a well-established organisation embarking on a significant infrastructure and application upgrade. This is a six-month contract role based in London, reporting to the IT Infrastructure Manager, and is set to begin … Implementation Engineercontract, contact (url removed) or call Will on (phone number removed). Ganymede is committed to creating a diverse workforce and is an equal opportunities employer. We welcome applications from all suitably qualified persons regardless of age, disability, gender, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, and sexual orientation More ❯

Application Support Engineer with ElasticSearch will be a member of the team responsible for supporting and managing the infrastructure that supports the Bank's electronic business (also known as Electronic Trading or Pre-Trade). This role involves working closely with core Infrastructure teams, development, and the business to respond to requests and resolve issues quickly, often under pressure … multiple global teams to deliver infrastructure, tuning operating systems to optimize performance for Forex (FX) and Fixed Income (FI) applications. Responsibilities Data Science Integration: Integrate data science models into applications, collaborate with data scientists, develop data pipelines, and support machine-learning models in production. Experience with data science, ML models, and data processing frameworks is essential. DevOps and Application More ❯

Application Security Engineer, SDO AppSec EMEA Job ID: Amazon Development Centre (London) Limited At Amazon, security is central to maintaining customer trust and delivering delightful customer experiences. Our organization is responsible for creating and maintaining a high bar for security across all of Amazon's products and services. We offer talented security professionals the chance to accelerate their careers … with opportunities to build experience in a wide variety of areas including cloud, devices, retail, entertainment, healthcare, operations, and physical stores. As a Security Engineer, you will collaborate with software development teams to ensure we keep our customers safe while developing these novel services. In a given day, you might be inspecting an application's code for security issues More ❯

About the Role: At Holland & Barrett, cybersecurity is at the heart of our digital transformation. As we continue to grow and innovate, securing our applications and protecting customer data is a top priority. We are looking for a Senior Application Security Engineer to lead our efforts in strengthening application security, mitigating risks, and ensuring best-in-class security … integrate security principles into the early stages of product design and development. Secure SLDC: Establish a secure Software Development Lifecycle (SDLC) that enables development teams to deliver high-quality applications quickly while implementing essential controls for software integrity, authenticity, and third-party library management. Risk Assessments: Conduct risk assessments, threat modeling, and architecture reviews alongside development teams, producing artifacts More ❯

agile, and produce the most secure software possible. Given the mission critical work that Palantir does, investments in application security have never been more important. As an Application Security Engineer, you will be hands-on and have wide-ranging impact for the security of Palantir: • Product security reviews . You will perform full-scope security reviews of our current … make significant security improvements across all Palantir. The skills and background of successful candidates may vary highly, but curiosity, tenacity, and a drive to be a world-class security engineer are the underpinnings of our team. Core Responsibilities Perform deep architecture and security reviews on highly complex products to identify vulnerabilities Lead engineering teams in feature design, threat modeling … Experience with complex architectures and codebases (e.g. SOA or micro-services) Experience utilizing/with CodeQL or other static code analysis platforms Experience performing black-box testing of web applications Life at Palantir We want every Palantirian to achieve their best outcomes, that's why we celebrate individuals' strengths, skills, and interests, from your first interview to your longterm More ❯

Application Development Support Engineer Location: London (On-site, occasional remote working) Salary: Competitive + Bonus + Excellent Benefits Clearance Required: SC (must be willing to undergo DV clearance) A high-impact opportunity is available within a specialist engineering team supporting mission-critical systems for a national law enforcement environment click apply for full job details More ❯

Contract Role - C#/Unity Application Development/Debugging Engineer ( Big Tech/Enterprise Software Development background) - London/Hybrid - 6 Months Initial - Inside IR35 PAYE We are seeking a skilled C#/Unity Application Development Engineer ( Big Tech/Enterprise Software Development background) involve Runtime Stability and Performance improvements and profiling in a Unity/C#/… an existing team; duties include providing a 1st line diagnostic and resolution of problems with clear incident response. Role Overview: Job Title: C#/Unity Application Development/Debugging Engineer Location: London/Hybrid 3 days onsite per week Contract Type: Contract Duration: 6 months initially Big Tech/Enterprise Software Development background is the preference. Software development experience … contact myself - Daisy Nguyen at Atrium UK/Gibbs Consulting for a confidential chat to know more details about the role. Please also note: Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted. More ❯

Senior Application Security Engineer (33957) At Holland & Barrett, cybersecurity is at the heart of our digital transformation. As we continue to grow and innovate, securing our applications and protecting customer data is a top priority. We are looking for a Senior Application Security Engineer to lead our efforts in strengthening application security, mitigating risks, and ensuring best … integrate security principles into the early stages of product design and development. Secure SLDC: Establish a secure Software Development Lifecycle (SDLC) that enables development teams to deliver high-quality applications quickly while implementing essential controls for software integrity, authenticity, and third-party library management. Risk Assessments: Conduct risk assessments, threat modeling, and architecture reviews alongside development teams, producing artifacts More ❯

We are seeking an AI Engineer to join our team. The ideal candidate will have strong hands-on technical experience in software engineering, and a deep knowledge of Generative AI/Machine Learning. You will be responsible for building solutions and Apps around LLMs, and kickstarting our build efforts in Agentic AI. Responsibilities AI and GenAI App Development - Design … develop, and deploy AI and GenAI applications in enterprise environments, following established SDLC standards. Build AI Agents - Create task-based, domain-specific, and orchestrator agents using modern multi-agent frameworks. Agentic AI Systems - Design and build core components of agentic AI systems, including memory, guardrails, orchestration, trace management, and tool marketplaces. System Integration - Integrate AI and GenAI applications … in cloud environments (Azure preferred), including Azure Functions, APIM, Azure AI Foundry, Resource Groups, Azure Storage Accounts, App Insights, Key Vault, etc. GenAI Application Development - Experience in building GenAI applications with RAG, prompt/context engineering, embeddings, chat completions, and calling LLM APIs. Agentic AI Expertise - Strong understanding of agentic AI architecture, including LLMs, MCP, agent hierarchies, orchestration, evaluations More ❯

MARGO is hiring an experienced ITS Application Services Engineer to join a Global Markets technology team. You'll support and enhance the low-latency infrastructure powering electronic trading systems - ensuring connectivity, performance, and reliability across FX and Fixed Income platforms. Location: Hybrid, Central London Your mission: Deliver and maintain a world-class, low-latency trading environment - managing messaging middleware … for self-healing systems and reduced manual toilExecute lab-based testing and benchmarking for new connectivity solutions Collaboration & Delivery Partner with global network, platform, and development teams to onboard applications and define standardsOwn change-management processes, operational handoffs, and documentation (topologies, runbooks) Technical fit - what we're looking for: Strong background in low-latency networking : TCP/IP, multicast … Wireshark , tcpdump , Corvil (custom decoder skills a bonus)Scripting/automation with Python , Bash , or PowerShell Familiarity with observability platforms (ITRS Geneos, Prometheus, Grafana)Experience supporting real-time trading applications , feed handlers, matching enginesExcellent communication-able to translate technical metrics into business insights Nice to have: Exposure to FIX/market-data protocols and order-routing architectures Hands-on More ❯