13 of 13 Permanent Applications Support Engineer Jobs in Essex

Application Support Engineer | AI-powered SaaS Start-up Location: Remote (UK-based with US hours, 3pm–12am GMT) Salary: £60,000 (flex) + meaningful equity Working Style: Remote-first, flexible with optional in-person meetups About: Here at Burns Sheehan we are working exclusively with one … of the most exciting tech start-ups in the UK, who are looking for an Application Support Engineer to join their high-performing team. You’ll play a critical role in supporting internal users, spotting patterns before they become issues, and improving how technical support … shape and evolve the support tooling, processes, and metrics as the company scales What We're Looking For: 2+ years in application support, QA, product ops, or similar cross-functional technical roles Working knowledge of SQL, APIs, terminal tools, logs, and basic scripting Comfortable using or More ❯

Application Support Engineer | AI-powered SaaS Start-up Location: Remote (UK-based with US hours, 3pm–12am GMT) Salary: £60,000 (flex) + meaningful equity Working Style: Remote-first, flexible with optional in-person meetups About: Here at Burns Sheehan we are working exclusively with one … of the most exciting tech start-ups in the UK, who are looking for an Application Support Engineer to join their high-performing team. You’ll play a critical role in supporting internal users, spotting patterns before they become issues, and improving how technical support … shape and evolve the support tooling, processes, and metrics as the company scales What We're Looking For: 2+ years in application support, QA, product ops, or similar cross-functional technical roles Working knowledge of SQL, APIs, terminal tools, logs, and basic scripting Comfortable using or More ❯

Application Support Engineer | AI-powered SaaS Start-up Location: Remote (UK-based with US hours, 3pm–12am GMT) Salary: £60,000 (flex) + meaningful equity Working Style: Remote-first, flexible with optional in-person meetups About: Here at Burns Sheehan we are working exclusively with one … of the most exciting tech start-ups in the UK, who are looking for an Application Support Engineer to join their high-performing team. You’ll play a critical role in supporting internal users, spotting patterns before they become issues, and improving how technical support … shape and evolve the support tooling, processes, and metrics as the company scales What We're Looking For: 2+ years in application support, QA, product ops, or similar cross-functional technical roles Working knowledge of SQL, APIs, terminal tools, logs, and basic scripting Comfortable using or More ❯

world impact, your future starts here. What you will do: Raytheon UK has an opportunity for an experienced IT professional to support applications used by ourEngineering & Manufacturing functions across the business. The support team sits within the Digital Technology function and is responsible for the … stand-ups, utilising industry standard best practice. This role will also play a major part in understanding new business requirements, testing and integration of applications and alignment of interdependencies between application and data sets . Reporting to the Engineering & Manufacturing Service Owner , you will be operationally focused and will … and implementation of key service level agreements (SLA's) and operational level agreements (OLA's). Maintenance of a small number of internally developed applications using VB.net Manage incidents, problems and changes to the service efficiently and effectively following the agreed and documented processes including planning the release of More ❯

Senior Application Support Engineer – Elite Systematic Trading Firm - Prop Trading - Up to £400k TC - WFH My client, an elite and fast-growing systematic trading firm, is looking for an Application Support Engineer to join a high-impact, London-based team at the … is a career-defining opportunity to join an engineering-driven firm where technology is core to every decision. You will provide mission-critical support for low-latency trading systems, automate infrastructure and application processes, and collaborate directly with trading, development, and infrastructure teams. You will operate in a … performance environment that values precision, initiative, and continuous innovation. Key Responsibilities Deliver L1/L2 support for proprietary and third-party trading applications across global markets. Ensure maximum uptime of latency-sensitive trading platforms, proactively identifying and resolving production issues. Automate and enhance support functions More ❯

Senior Application Support Engineer – Elite Systematic Trading Firm - Prop Trading - Up to £400k TC - WFH My client, an elite and fast-growing systematic trading firm, is looking for an Application Support Engineer to join a high-impact, London-based team at the … is a career-defining opportunity to join an engineering-driven firm where technology is core to every decision. You will provide mission-critical support for low-latency trading systems, automate infrastructure and application processes, and collaborate directly with trading, development, and infrastructure teams. You will operate in a … performance environment that values precision, initiative, and continuous innovation. Key Responsibilities Deliver L1/L2 support for proprietary and third-party trading applications across global markets. Ensure maximum uptime of latency-sensitive trading platforms, proactively identifying and resolving production issues. Automate and enhance support functions More ❯

Senior Application Support Engineer – Elite Systematic Trading Firm - Prop Trading - Up to £400k TC - WFH My client, an elite and fast-growing systematic trading firm, is looking for an Application Support Engineer to join a high-impact, London-based team at the … is a career-defining opportunity to join an engineering-driven firm where technology is core to every decision. You will provide mission-critical support for low-latency trading systems, automate infrastructure and application processes, and collaborate directly with trading, development, and infrastructure teams. You will operate in a … performance environment that values precision, initiative, and continuous innovation. Key Responsibilities Deliver L1/L2 support for proprietary and third-party trading applications across global markets. Ensure maximum uptime of latency-sensitive trading platforms, proactively identifying and resolving production issues. Automate and enhance support functions More ❯

Position: Technical Support Engineer (PHP-based application) Company … Global Software company - DevOps/version control/Security Salary: 50k-55k GBP Fully remote Do you have experience supporting and troubleshooting PHP-based applications, such as Zend Framework, across Linux and Windows environments Our client are the most impressive software company.....that you may never have heard of....even NASA … use some of their software, the list goes on! We are seeking a Senior Technical Support Engineer with expertise supporting the PHP-based application, Zend Framework. In this role you will provide technical support for our client's environment, working on both Linux and More ❯

Position: Technical Support Engineer (PHP-based application) Company … Global Software company - DevOps/version control/Security Salary: 50k-55k GBP Fully remote Do you have experience supporting and troubleshooting PHP-based applications, such as Zend Framework, across Linux and Windows environments Our client are the most impressive software company.....that you may never have heard of....even NASA … use some of their software, the list goes on! We are seeking a Senior Technical Support Engineer with expertise supporting the PHP-based application, Zend Framework. In this role you will provide technical support for our client's environment, working on both Linux and More ❯

Position: Technical Support Engineer (PHP-based application) Company … Global Software company - DevOps/version control/Security Salary: 50k-55k GBP Fully remote Do you have experience supporting and troubleshooting PHP-based applications, such as Zend Framework, across Linux and Windows environments Our client are the most impressive software company.....that you may never have heard of....even NASA … use some of their software, the list goes on! We are seeking a Senior Technical Support Engineer with expertise supporting the PHP-based application, Zend Framework. In this role you will provide technical support for our client's environment, working on both Linux and More ❯

A leading quantitative trading firm with a strong engineering and collaborative culture is seeking an Application Support Engineer to join their growing Market Technology Operations team. You'll help maintain critical trading infrastructure that covers transactions across global markets. You'll be part of a collaborative … and reliability. This position combines technical problem-solving with financial markets knowledge in a dynamic environment. Key Responsibilities Support Low- Latency trading applications and market data systems Monitor system health and resolve incidents before they impact trading operations Investigate complex data anomalies using both automated tools and … access and configurations across multiple trading platforms Design and implement monitoring solutions for early detection of potential issues Create and maintain documentation for support processes and troubleshooting guides Participate in on-call rotation to ensure 24/7 coverage of global trading systems Use the latest technology stacks More ❯

A leading quantitative trading firm with a strong engineering and collaborative culture is seeking an Application Support Engineer to join their growing Market Technology Operations team. You'll help maintain critical trading infrastructure that covers transactions across global markets. You'll be part of a collaborative … and reliability. This position combines technical problem-solving with financial markets knowledge in a dynamic environment. Key Responsibilities Support Low- Latency trading applications and market data systems Monitor system health and resolve incidents before they impact trading operations Investigate complex data anomalies using both automated tools and … access and configurations across multiple trading platforms Design and implement monitoring solutions for early detection of potential issues Create and maintain documentation for support processes and troubleshooting guides Participate in on-call rotation to ensure 24/7 coverage of global trading systems Use the latest technology stacks More ❯

A leading quantitative trading firm with a strong engineering and collaborative culture is seeking an Application Support Engineer to join their growing Market Technology Operations team. You'll help maintain critical trading infrastructure that covers transactions across global markets. You'll be part of a collaborative … and reliability. This position combines technical problem-solving with financial markets knowledge in a dynamic environment. Key Responsibilities Support Low- Latency trading applications and market data systems Monitor system health and resolve incidents before they impact trading operations Investigate complex data anomalies using both automated tools and … access and configurations across multiple trading platforms Design and implement monitoring solutions for early detection of potential issues Create and maintain documentation for support processes and troubleshooting guides Participate in on-call rotation to ensure 24/7 coverage of global trading systems Use the latest technology stacks More ❯