201 to 225 of 254 Secure Coding Jobs in London

Java/React Developer

Location
Greater London, England, United Kingdom
maintenance characteristics, runtime properties and dependencies including hardware, operating system and build. Qualifications Applicants must be hands‐on developers who write high quality, secure code that is modular, functional and testable, with evidence of working with object‐oriented development and design patterns. Experience developing in Java and React ...

Security Engineer, AWS Security

Location
Greater London, England, United Kingdom
similar object oriented language Preferred Qualifications Experience with AWS products and services Experience with any combination of the following: threat modeling, secure coding, identity management and authentication, software development, cryptography, system administration and network security Experience with programming languages such as Python, Java, C++ Amazon ...

Python Engineer

Location
City Of London, England, United Kingdom
this role you’ll design, develop and improve software that provides business, platform and technology capabilities. You’ll deliver high-quality, scalable and secure solutions using industry-aligned languages … frameworks, while collaborating with product managers, designers and engineers to meet business objectives. You’ll also contribute to code reviews, apply secure coding practices and stay informed on industry trends and innovations. SKILLS YOU'LL DEVELOP T-Shaped Skill Set: become the go-to person for your ...

security engineer

Location
Greater London, England, United Kingdom
complex problems to protect the safety, security, and privacy of billions of lives on a global scale. Задачи Conduct application security reviews; Design secure architectures; Perform threat modeling; Execute projects and research work as needed; Provide security training and outreach to internal development teams; Create security guidance documentation … programming in Java, C++, Python or related language; Nice to have: Experience with AWS products and services, Experience with threat modeling, secure coding, identity management and authentication, software development, cryptography, system administration and network security, AI/LLM-based automation of security workflows. Условия No conditions specified ...

application security engineer in cloud security

Location
Greater London, England, United Kingdom
Application Security team helps protect the safety, security, and privacy of customers across a global product landscape. Задачи: Conduct application security reviews; Design secure architectures; Perform threat modeling; Complete projects and research work as needed; Deliver security training and outreach to internal development teams; Create security guidance documentation … Swift, Java, .Net, C++, or a similar object-oriented language; Nice to have: Experience with AWS products and services, threat modeling, secure coding, identity management and authentication, software development, cryptography, system administration and network security, programming in Python, Java, or C++, AI/LLM-based automation ...

C++ Developer

Location
Greater London, England, United Kingdom
clean, maintainable, and efficient code in a microservices architecture, with a focus on scalability and horizontal scaling for performance-critical services. Establish and promote coding standards, review processes, and engineering best practices. Support troubleshooting, debugging, and root cause analysis for complex technical issues. Qualifications & Skills: Bachelor’s degree … Solid experience with relational databases (SQL-based systems), including query optimization and schema design. Familiarity with web security best practices, ensuring secure coding and application design. Experience working with game products or similar performance-critical applications is highly desirable. Familiarity with Oracle databases or similar enterprise-level ...

Security Engineer: Build Secure Apps & Threat Modeling

Location
Greater London, England, United Kingdom
enhance application security within their software development lifecycle. The ideal candidate will design security features, conduct assessments, and educate teams on secure coding practices. A strong background in security-sensitive work and proficiency in languages like TypeScript and Python are essential. The company offers relocation assistance … values startup culture, making it a great opportunity for those eager to build secure systems in a fast-paced environment. #J-18808-Ljbffr ...

Lead Python Developer

Location
Greater London, England, United Kingdom
keep the pod aligned, focused, and delivering at a high standard. Key Responsibilities Lead development of features and fixes, writing clean, performant, secure code aligned with business goals Review PRDs with the PM to ensure clarity, highlight edge cases, and produce accurate estimation Own sprint planning … Fundment’s products Technical Expertise: Python: FastAPI, Pydantic, SQLAlchemy, PyTest, Pandas, Numpy Cloud: Experience supporting production systems Security & Compliance: Familiar with secure coding and regulated environments Values Collaborative – Deliver as a team, communicate clearly, and prioritise collective outcomes Innovative – Challenge what doesn’t work, try new approaches ...

Security Engineer, SDO AppSec

Location
Greater London, England, United Kingdom
Passion and discipline around cloud computing is critical, as is a high level of ownership and accountability. Key job responsibilities Application security reviews Secure architecture design Threat modeling Projects and research work as needed Security training and outreach to internal development teams Automating and enhancing security review processes … automation of security workflows Preferred Qualifications Experience with AWS products and services Experience with any combination of the following: threat modeling, secure coding, identity management and authentication, software development, cryptography, system administration and network security Amazon is an equal opportunities employer. We believe passionately that employing ...

Senior Python Engineer for Equity Derivatives

Location
Greater London, England, United Kingdom
Research to deliver robust, scalable solutions in a fast-paced environment. You will mentor engineers, implement AI-assisted development practices, ensure secure coding and testing, and #J-18808-Ljbffr ...

Cloud-Native Senior Lead Engineer for FinTech Platform

Location
Greater London, England, United Kingdom
distributed, diverse team, applying modern cloud-native approaches to banking products. Responsibilities span end-to-end cloud-native microservices, domain modeling, secure coding, performance optimization, and incident management. You will mentor peers on quality, AI-assisted development, and responsible AI use, shaping scalable, reliable software used #J ...

SC-Cleared Python Developer – Remote Contract

Location
Greater London, England, United Kingdom
months, ASAP start. Candidates should have active SC clearance and proven Python development experience in a professional setting, with knowledge of secure coding practices and agile delivery. This contract-focused role targets defence/security sector projects. #J-18808-Ljbffr ...

Senior Full-Stack Engineer — AI-Driven Web Apps

Location
Greater London, England, United Kingdom
translate requirements into technical solutions and contribute to AI initiatives for content generation and personalization. You will optimize data flows, implement secure coding practices, and ensure compliance with privacy standards across customer-facing and internal platforms, #J-18808-Ljbffr ...

Software Engineer III - Backend Engineering - Java/Kotlin

Location
Greater London, England, United Kingdom
that it is easy to understand, test and evolve. Build solutions that avoid single points of failure, using scalable architectural patterns. Develop secure code so that our customers and ourselves are protected from malicious actors. Promptly investigate and fix issues and ensure they do not resurface ...

Staff Cloud Security Engineer (GCP) - Engine by Starling

Location
Greater London, England, United Kingdom
/enginebystarling.com/careers/engineering/As a Security Engineer at Engine, you'll be working on helping to keep our infrastructure secure and compliant and our staff safe and productive. You'll be working on projects covering identity and access management, cloud and network security, vulnerability … will: Collaborate with stakeholders to define our Google Cloud security architecture (cloud identity, runtime security, security posture) Design, document, build and maintain a secure and scalable infrastructure on GCP using Infrastructure as Code Be part of the team responsible for safeguarding our systems, applications and data by ensuring ...

Senior Software Developer - Technology - Band M - Counter Terrorism Policing HQ

Location
City Of London, England, United Kingdom
freedom to innovate and contribute to a meaningful cause contributing towards the fight against Terrorism. Key Tasks Be responsible for writing clean, secure code following a test-driven approach Create code that is open by default and easy for others to reuse To build future proof reusable code … must be submitted by 23:55 on 02/10/2026. Essential For The Role Essentials Experience Experience of software application development and coding skills, preferably in an Agile DevSecOps environment. Competence in at least one modern programming language - we use .net/Angular/Typescript ...

Senior Cloud Platform Engineer - Real-Time Kafka

Location
Greater London, England, United Kingdom
J.P. Morgan in London is seeking a Software Engineer III to design and deliver trusted, market-leading technology products in a secure, scalable way. You will join a Kafka Platform Team enabling real-time data streaming for mission-critical applications across the firm. As part of an agile … will produce production code, create design artifacts, analyze large data sets, and apply AI-assisted tooling with peer reviews and secure coding practices to raise quality and speed. #J-18808-Ljbffr ...

DevSecOps and Attack Surface Specialist

Location
Greater London, England, United Kingdom
embedding security across the software development lifecycle and extending that posture to artificial intelligence systems. The role sits at the intersection of secure software engineering, offensive testing, attack surface management, and emerging AI risks, acting as both a technical practitioner and a collaborative partner to engineering, product … Enterprise, and Invicti Ability to triage, validate, and reproduce vulnerabilities through manual testing and proof of concept development Working knowledge of secure coding practices across common languages and frameworks Familiarity with CI and CD pipeline integration, including implementation of security gates and automated controls Experience with attack ...

Security Architect - DevSecOps & App Security

Location
Greater London, England, United Kingdom
-by-design software across the SDLC. You will collaborate with Engineering, DevOps, Cloud, SOC and Risk teams to drive secure coding practices, perform security assessments, and coordinate third-party penetration testing for #J-18808-Ljbffr ...

Web Security Engineer JavaScript

Location
Greater London, England, United Kingdom
, resilient web applications from the ground up. This is a highly collaborative role where you'll provide expert guidance on secure coding practices, influence architecture and design decisions and help embed security throughout the software development lifecycle. Location/WFH: You can work from home most ...

Senior DevSecOps Engineer: Cloud Security & Automation

Location
Greater London, England, United Kingdom
into remediation guidance for engineering teams and collaborate with risk and control functions to align with policy requirements. The role emphasizes secure coding, automation, policy-as-code, and the responsible use of enterprise AI tools within software development. #J-18808-Ljbffr ...

Senior Backend Go Architect — Hybrid London

Location
Greater London, England, United Kingdom
mentoring peers and balancing innovation with quality in a hybrid London-based role. You will work with Go and microservices, champion secure coding, collaborate with client stakeholders, and help drive delivery from design through to production. This role rewards curiosity, teamwork, and thoughtful problem solving. #J ...

Senior Software Developer - Technology - Band M - Counter Terrorism Policing HQ

Hiring Organisation
Appcast
Location
London, UK
meaningful cause contributing towards the fight against Terrorism.Key TasksThe post holder will be required to do the following:Be responsible for writing clean, secure code following a test-driven approachCreate code that is open by default and easy for others to reuseTo build future proof reusable code libraries …/10/2026./*generated inline style */Essential For The Role Essentials ExperienceExperience of software application development and coding skills, preferably in an Agile DevSecOps environment.Competence in at least one modern programming language - we use .net/Angular/Typescript but we don’t require ...

Lead AI Platform Engineer – Backend & AI Apps

Location
Greater London, England, United Kingdom
London Stock Exchange Group is seeking a Lead Engineer to drive development of secure, scalable digital products. The role entails backend and frontend system management, guiding teams … implementing engineering best practices. Candidates should have over 5 years of experience, knowledge in Java/Kotlin, Spring Boot, and secure coding principles. This position offers a chance to integrate AI capabilities into production systems. Join us in a diverse, collaborative environment at a leading global financial ...

Senior Backend Engineer - TS/NestJS SaaS (Remote)

Location
Greater London, England, United Kingdom
years of commercial software experience, strong TypeScript/NestJS skills and a track record in SaaS backend services, cloud infrastructure and secure coding practices. #J-18808-Ljbffr ...