Senior Application Security Engineer @ Matillion | Sapphire Ventures Job Board
About this role
Home Companies Team Portfolio Growth Resource Center Twitter | X Icon LinkedIn Icon Youtube Icon Sapphire Partners Sapphire Partners Limited partner investing in exceptional early-stage venture fund managers. Home Team OpenLP Resource Center Twitter | X Icon LinkedIn Icon Sapphire Sport Sapphire Sport Partnering with early-stage companies at the nexus of technology and culture. Home Companies Team Resource Center LinkedIn Icon close Sapphire Ventures Contact Portfolio Jobs Looking for your next role? Take a look at these exciting jobs at Sapphire Ventures’ portfolio companies. Our Talent team is passionate about connecting you to your dream job! Role Purpose Matillion is built around small development teams utilising a modern, cloud-based technology stack to deliver products. The AppSec Engineer will work in an engineering capacity to product and engineering teams to ensure security is baked into the product from the design phase creating a SecDevOps workflow. What you will be doing Design Establish and lead security champions programme across the development squads Build functional and nonfunctional requirements for the application in conjunction with the product team Input abuse case stories into the product backlog Evangelise security across the product team, ensuring security stories are prioritised against feature goals Assess SDLC security gap risks and propose remedies Consult Instruct and guide developers on how to conduct Threat Modelling during application Design Act as the single point of contact for security concerns arising from the development team providing advice on how to solve technical software issues Lead the pentesting cadence around the core application set by conducting hacking exercises Provide application code reviews against known development frameworks such as OWASP ASVS Provide input into the design of functional and non-functional security controls such as customer authentication workflows Run Security Champion sessions to keep developers aware of security developments Engineer Establish security into the CICD pipeline such as SAST/IAST/DAST Automate and build nifty security tools to test Matillion applications Integrate testing, build failures and outputs to the development team to ensure passage to production is secure Create security tests for code and assist developers in building security unit testing Support Responsive support to the development teams Analysis of logs to identify issues and provide solutions Innovation Research projects, including prototyping, to explore future opportunities Investigate new technologies Optimise the infrastructure deployment process through use of automation, in-house and open source solutions Self-Development and Growth Develop new skills by working with other members of the team Work with the Team Lead to identify training goals Lead and partake in technical discussions within the team Actively identify and complete opportunities for self-training and external training Drive the team’s process of continual improvement What we are looking for Technical / Role Specific Essential A passion and drive to succeed in Application Security Understanding of Software Development Life Cycle Desirable Security professional at heart borne from a software engineering background Experience of working with the OWASP ASVS framework Experience in Agile delivery environments Greenfield experience setting up security technologies from scratch Outgoing and able to build relationships with key stakeholders Personal Capabilities Required, e.g. skills, attitude, strengths Can do attitude, willing to take on a wide range of security issues Keeps up to date with security developments Keen to engage with the security community on a range of topics Fast learner More about Matillion We operate a flexible working culture that promotes work-life balance, with benefits including: Company Equity 27 days paid time off 12 days of Company Holiday 5 days paid volunteering leave Group Mediclaim (GMC) Enhanced Parental leave policies MacBook Pro Your Safety Matillion recruiters will only contact you from @matillion.com email addresses. We occasionally work with trusted recruiting partners; they will always tell you they are working on our behalf. We will never ask for money, fees, or bank details at any point in the hiring process. If something feels off, trust that instinct. Don't click any links. Go straight to matillion.com/careers to verify open roles or reach us at talent@matillion.com . Want to know more? Don't tick every box? Apply anyway. We hire for potential, not just experience. A member of our Talent Acquisition team will be in touch. Cannot find anything suitable role right now? We still want to hear from you. Drop us a line at talent@matillion.com. Find out more about life on #TeamGreen here . Matillion is an equal opportunity employer. We celebrate diversity and we are committed to creating an inclusive environment for all of our team. Matillion prohibits discrimination and harassment of any type. Matillion does not discriminate on the basis of race, colour, religion, age, sex, national origin, disability status, genetics, sexual orientation, gender identity or expression, or any other characteristic protected by law. ","datePosted":"2026-07-27T12:47:28.102Z","validThrough":"2026-07-29","employmentType":[],"hiringOrganization":{"@type":"Organization","name":"Matillion","description":"Matillion is the Data Productivity Cloud - helping teams get data business-ready, faster — accelerating time-to-value and increasing the impact data can have. Thousands of enterprises including Cisco, DocuSign, Pacific Life, Slack, and TUI trust Matillion to load, transform, sync, and orchestrate their data for a wide range of use cases from insights and operational analytics to data science, machine learning, and AI. Native integration with popular cloud data platforms lets data teams at every skill level automate management, refinement, and data delivery for every data integration need. See Matillion for yourself, and follow us on LinkedIn or Twitter.","numberOfEmployees":344,"address":[{"address":{"@type":"PostalAddress","addressLocality":"Madrid, Spain"}},{"address":{"@type":"PostalAddress","addressLocality":"England, UK"}},{"address":{"@type":"PostalAddress","addressLocality":"Manchester, UK"}},{"address":{"@type":"PostalAddress","addressLocality":"Greater Manchester, UK"}},{"address":{"@type":"PostalAddress","addressLocality":"Denver, CO, USA"}},{"address":{"@type":"PostalAddress","addressLocality":"Mile End, London, UK"}}],"sameAs":"https://matillion.com","url":"https://matillion.com","logo":"https://cdn.getro.com/companies/ab82abd3-a4c7-483a-8678-5e6852e7f69d-1761875315","keywords":"Analytics, Business Intelligence, Cloud Data Services, Data Integration, Enterprise Software, Marketplace, SaaS, Software, Software Development"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Hyderabad, Telangana, India"}}} Senior Application Security Engineer Matillion This job is no longer accepting applications See open jobs at Matillion . See open jobs similar to " Senior Application Security Engineer " Sapphire Ventures . Hyderabad, Telangana, India Posted on Jul 27, 2026 Are you ready to shape the future of data? Matillion is the company behind Maia , the AI Data Automation platform. In the AI economy, demand for data is exploding. Manual data engineering can’t keep up. Maia fixes that by combining 15 years of data expertise with agentic AI to eliminate the manual work that slows data teams down. Organisations like Cisco, DocuSign, and Slack are already using it to deliver real business impact, faster. We started in Manchester and now we’re global - with teams across the UK, US and India.
What this role is, and what else it is called
Employers in London advertise this kind of work as Security Engineer, Fire & Security Engineer, IT Security Analyst and Cyber Security Consultant too, so it is worth searching more than one wording. It is a senior Cybersecurity role in London, advertised as on-site.
About hiring at Sapphireventures
Sapphireventures has 3 other live technology roles on its careers page, across IT Support & Service Desk, Cybersecurity and Software Engineering. Of those, 50% are advertised as fully remote and 25% as hybrid. Elsewhere in its adverts Sapphireventures asks for Salesforce, Jira, Java, AWS and Kubernetes. We have been observing Sapphireventures hiring technology staff since June 2026. See all Sapphireventures roles, salaries and stack.
How this role compares to the market
1,141 live UK roles list Machine Learning right now, from 287 employers. The median advertised salary is £91,755; 41% are advertised as remote. Browse Machine Learning roles.
237 live UK roles list Cisco right now, from 75 employers. The median advertised salary is £40,000; 18% are advertised as remote. Browse Cisco roles.
London has 4,324 live IT vacancies across 1,366 employers, with a median advertised salary of £70,000. Browse London roles.
Senior roles make up 1,630 of the live UK IT market and advertise a median of £80,000.
Market figures are today's snapshot of live UK roles on employer careers pages; see hiring trends.
Technologies mentioned
Detected on Sapphireventures's careers page. ProdReady Recruitment lists this vacancy as an aggregator and is not the employer; applications go to the employer's own site. More IT jobs in London.