15 of 15 Contract Secure Coding Jobs in the UK

SC Cleared - Senior Security Engineer - Inside IR35

Hiring Organisation
Sanderson Government and Defence
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £700 per day + Benefits
through the code and infrastructure you ship, the patterns you set, we believe security is a continuous engineering concern. Key responsibilities Build secure architectures for cloud-native systems - applying secure-by-design patterns, zero-trust principles, and least-privilege access across AWS, Azure, or GCP environments. … Experience contributing reusable security patterns, tooling, or paved-road templates back into an engineering practice. Evidence of mentoring engineers on secure coding and secure design, including pairing, code review, or internal training. Experience co-designing solutions with engineering teams and stakeholders Reasonable Adjustments: Respect ...

Java Developer

Hiring Organisation
Matchtech Mobility
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£540 - £640 per day
architectures. Work closely with Architects, Business Analysts, QA teams, Product Owners, and DevOps engineers throughout the development lifecycle. Participate in code reviews and promote coding best practices and quality standards. Support unit testing, debugging, troubleshooting, and defect resolution activities. Participate in Agile ceremonies including sprint planning, backlog refinement, stand … development. Containerisation using Docker and Kubernetes. Monitoring and observability tooling. Large-scale enterprise application development. Consulting or client-facing project delivery. Secure coding practices and application security principles. Application performance tuning and optimisation. Working within complex transformation programmes. Key Competencies Java Development Backend Engineering API Development Software ...

Full Stack Developer - DV Cleared

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £540/day
Full Stack Developer £500-£540 per day | Outside IR35 Java | Spring Boot | React | TypeScript | Secure Digital Platforms Location London (MOD site) Working Pattern 4 days per week onsite Clearance Current DV Security Clearance required Background MOD/Defence/National Security experience required The Opportunity We're looking … integrations with enterprise data sources and existing Defence systems. Contribute to cloud-native deployment, containerisation and CI/CD pipelines. Implement secure coding practices, logging, monitoring and audit capabilities. Write automated tests across frontend and backend components. Participate in technical design workshops, code reviews and agile ceremonies. ...

Back End Developer - DV Cleared

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £540/day
Back End Developer £500-£540 per day | Outside IR35 Java | Spring Boot | Secure Microservices Location London (MOD site) Working Pattern 4 days per week onsite Clearance Current DV Security Clearance required Background MOD/Defence experience required The Opportunity We're looking for an experienced Back End Developer … develop scalable persistence layers using SQL and NoSQL databases. Contribute to cloud-native deployments, containerisation and CI/CD pipelines. Implement secure coding practices, logging, monitoring and audit capabilities. Participate in technical design sessions, code reviews and agile ceremonies. Essential Skills & Experience Proven software development experience within ...

Java Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£499 - £500/day
maintain high-quality enterprise applications. In this role, you will collaborate with cross-functional Agile teams to translate complex business requirements into reliable, secure, and scalable software solutions. If you are passionate about backend engineering, microservices, and writing clean, efficient code in a fast-paced environment, we want … logging tools (Kibana, Splunk, or CloudWatch). Background in large-scale enterprise application development or client-facing consulting. Familiarity with secure coding standards and application performance optimization. Who You Are You are a proactive problem-solver who cares deeply about code quality, continuous improvement, and software design. ...

Technical Platform Engineering Lead

Hiring Organisation
ARM
Location
Reading, Oxfordshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Platform Engineering Lead to provide technical leadership across software engineering and platform initiatives. You'll play a key role in designing and delivering secure, scalable technology platforms while driving cloud adoption, DevSecOps practices, and engineering excellence. Key Responsibilities Lead the design and delivery of secure, scalable … Agile delivery environments. Desirable Experience with Platform Engineering or Internal Developer Platforms (IDPs). Experience within a regulated industry. Knowledge of secure coding, threat modelling, and IT service management. Certifications such as CKA, AWS/Azure/GCP, Scrum, ITIL, or PMP. What's on Offer Competitive ...

Python Developer (SC Cleared/Lapsed and Central Gov)

Hiring Organisation
IO Associates
Location
East London, London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - 500 per day + Remote-First and Outside IR35
attention to detail Experience working within the defence, security, or related sectors is highly desirable Desirable Skills & Experience Familiarity with secure coding practices and compliance standards Knowledge of other programming languages or frameworks such as Java or REST APIs Experience working in agile development environments Strong communication ...

Back End Developer

Hiring Organisation
Brio Digital
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500/day
production environments Comfortable working independently in a remote-first setup, with the flexibility to travel to Leeds monthly Strong understanding of secure coding practices and cloud security fundamentals Desirable Python experience, particularly for scripting, automation or data-related tasks Previous experience working on Government or NHS/ ...

Senior Infrastructure Integration Engineer

Hiring Organisation
Robert Walters
Location
Glasgow, Lanarkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
diverse set of clients worldwide, focusing on strategic planning, market operations, and long-term financial growth. What you'll do Integrate, test and secure infrastructure codebases, focusing on vulnerability remediation, code hardening and reliable production releases. Develop and maintain Python-based automation, integrating vendor, open-source and internal …/CD, automated and manual testing, release automation and developing practical test and rollout plans. Good knowledge of security, vulnerability remediation, secure coding and system hardening, with exposure to security scanning, remediation workflows and audit or compliance requirements. Experience with infrastructure-as-code/configuration management tools ...

Senior Infrastructure Integration Engineer

Hiring Organisation
Networking People (UK) Limited
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day + Inside of IR35
will need to understand distributed systems, assess the broader impact of security related changes, design robust remediation approaches, and produce stable, maintainable, and secure code. They will also be expected to define test strategies, validate changes in nonproduction environments, and support production deployments while minimizing risk and operational … changes. Experience supporting large scale production environments with an understanding of operational risk management. Strong understanding of security principles, vulnerability remediation, secure coding practices, and system hardening. Excellent troubleshooting skills across operating systems, infrastructure services, automation platforms, networking, and application integrations. Ability to work independently, take ownership ...

Senior Software Developer

Hiring Organisation
Randstad Care
Location
Belfast, County Antrim, United Kingdom
Employment Type
Contract
Contract Rate
£18.77 - £22.69/hour Enhanced Holidays
highly complex, business-critical systems that interface with cloud technologies. Operating with a full understanding of whole-system architecture, you will write clean, secure code, mentor junior colleagues and collaborate directly with Assembly Members and staff to deliver essential public service solutions. Benefits Highly competitive salary fully aligned ...

Security Remediation Developer

Hiring Organisation
Morson Edge
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - 700 per day + None
security-relevant events, errors and operational diagnostics. - Integrate with Application Insights, Log Analytics or comparable monitoring and telemetry tooling. - Support secrets management and secure configuration using … Azure Key Vault, managed identities and controlled deployment settings. - Work with AppSec/DevSecOps engineers to remediate vulnerabilities, dependency issues and secure coding findings. - Work with QA automation to increase regression coverage and make remediation test evidence repeatable. - Maintain traceability from Jira tickets to code changes, pull ...

Front-End Web Developer - React, Adobe Experience Manager

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £410/day £market rate (Inside IR35)
HTML5, CSS3, SASS/LESS and Node.js Responsive, accessible and performance-focused web development Knowledge of WCAG accessibility standards and secure coding practices Experience with Git and Agile delivery environments Nice to Have Utilities or regulated industry experience Experience working on customer-facing digital transformation programmes Exposure ...

Senior C# Developer .NET 9/10, AWS Lambda, SQS, SNS Outside IR35

Hiring Organisation
Smart Sourcer Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £700 to £800 per day
client interaction. Rigorous engineering standards: Git-based workflows, trunk-based development, CI/CD (GitHub Actions), IaC (CDK/Terraform), comprehensive testing and secure-by-default coding. Pragmatic, outcome-oriented, comfortable with ambiguity, and biased toward shipping. What Youll Own: Architecting, building and shipping complex, high-performance distributed … that other engineers love to consume. Championing a high-quality engineering culture: testing discipline, peer review, CI/CD excellence, observability, performance and secure coding. Developing hands-on skills with Claude Code , including AI-assisted development patterns, smart refactoring, automated context management and productivity-boosting workflows. Contract Details ...

SC Cleared Python Developer

Hiring Organisation
Damia Group Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day
Month in Leeds typically Wed but once a quarter an additional day Duration: 6 months starting ASAP Previous experience Developing safe and secure code for complex software systems Provisioning and developing for cloud-native systems; preferably AWS but any public cloud is welcome Building and maintaining CI/… Experience investigating and supporting incident investigation on complex software systems Experience 'shifting security left'; using various tools and techniques to ensure software is secure (for example: static/dynamic analysis) Core Skills Senior Python developer Cloud architecture/AWS Terraform, other IaC tools welcome Github Actions, other pipeline ...