25 software contractor jobs found

About the Role: We are seeking an experienced Senior Software Developer to join our consultancy team, supporting a leading Global banking client. The successful candidate will play a key role in the development and delivery of a new internal Risk Weighted Assets system, working closely with quantitative analysts and engineering teams in a fast-paced, high-performance environment. Key Responsibilities: Develop, and maintain RWA systems for a Tier 1 banking client. Collaborate closely with quantitative analysts (quants) to translate risk models into robust, production-grade software. Architect and deliver high-volume, containerised messaging systems to support Real Time data flows. Contribute to the full software development life cycle, including design, implementation, testing, deployment, and support. Ensure solutions are scalable, resilient, and aligned with enterprise architecture standards. Participate in Agile ceremonies and contribute to...

Here at Mindera we are continuously developing a fantastic team and would love it for you to join us! As an Android Developer you will be creating fast, fluid, responsive and reliable mobile applications that provide our customers with a rewarding experience. You’ll have an opportunity to participate in the whole development cycle, using modern technologies, architectures and processes. When you join Mindera we welcome you into a fun and politics-free work culture, built on the principles of lean and self-organisation .   Please note: This position requires you to work on client-site in Paddington, London, three times a week. This is an initial six month contract position that sits outside IR35. Requirements You rock at Kotlin Java Jetpack Compose Coroutines (or RxJava); Software Architecture (MVVM or similar); Unit testing and UI tests; XML Being self-driven and working with little supervision towards a common team or...

You will be accountable for providing practical testing expertise, particularly in test automation, within the team. They will be accountable for producing and maintaining robust and efficient automated test packs. You responsible for the creation on the projects Quality Strategy and will work with the team to ensure that quality is built into every part of the product. You have a key role in assuring the quality of the product being delivered and escalating significant concerns, issues or risks in a timely manner. The Test Engineer leads on test activities within the team, working collaboratively with developers to support a continuous deployment environment.   Responsibilities Accountable for the provision of practical advice and guidance to team members on quality assurance and lifecycle testing. Accountable for translating functional and non-functional requirements or user stories into documented and approved test plans and test cases Accountable for...

The CPS prosecutes criminal cases that have been investigated by the police and other investigative organisations in England and Wales. The CPS is independent, and they make their decisions independently of the police and government.   The primary focus of this role is about building capability and foundations, not delivering features.   We're looking for a highly experienced backend .NET developer who wants to use their expertise to support shaping software development in CPS and to grow our first cohort of in house back-end developers.   What the role is really about   There are two core priorities:   1.Mentoring and developing four backend apprentice developers. 2.Reviewing standard in place across teams to refine and document CPS software development standards.   At the moment, CPS relies almost entirely on suppliers for software development. We have very limited permanent, hands-on coding capability in...

Company Description Help us to achieve our goal to be the global leader in total quality services. With your help we will achieve this by delivering Total Quality 360, a comprehensive suite of cutting-edge services which combine quality engineering, cyber security, conformance & interoperability and content quality to deliver end-to-end total quality solutions. Here at Resillion, our culture is based on an ‘if you see something, say something’ attitude where we take responsibility. It’s one where we expect to adapt and embrace change as the company grows. It’s based on recognising the individual worth of every one of our employees and developing their skills to keep us all at the forefront of our industry. Above all, it’s a culture where we’re passionate about what we do, and we’re committed to the greater good of the company. If you would like to be part of our journey, then this role may be the one...

SC Clearance is an essential requirement for this role, as a minimum you must be willing & eligible to undergo checks. Please note, due to the exceptional requirements of this position (short-term nature of this role and speed at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active SC clearance.    The Law Enforcement Cloud Platform (LECP) is the Home Office 's strategic cloud hosting solution for national law enforcement applications and products (LECP 's 'tenants '). LECP provides a secure, police-assured environment based on a common infrastructure design. By enabling access to shared services and tooling, LECP offers a cost-effective cloud solution, particularly for those needing to build new services or migrate away from existing hosting arrangements which no longer fulfil their requirements or align with organisational strategy.   As an AWS Cloud Engineer, you will...

SC Clearance is an essential requirement for this role, as a minimum you must be willing & eligible to undergo checks. Please note, due to the exceptional requirements of this position (short-term nature of this role and speed at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active security clearance   The Law Enforcement Cloud Platform (LECP) is the Home Office 's strategic cloud hosting solution for national law enforcement applications and products (LECP 's 'tenants '). LECP provides a secure, police-assured environment based on a common infrastructure design. By enabling access to shared services and tooling, LECP offers a cost-effective cloud solution, particularly for those needing to build new services or migrate away from existing hosting arrangements which no longer fulfil their requirements or align with organisational strategy....

Location: Farnborough or Heathrow Salary: Up to £600-£650 per day (inside IR35) Duration: 6-12 month contract, possible extension   * Candidates applying must ideally hold a high form of Government Clearance*   A Little About Us: Parico is an established technology business with a history of delivering innovative and secure solutions to Public Sector customers across the United Kingdom. Our team are motivated individuals that help each other to do remarkable things every day. We face challenges together and we win together. At Parico, we deliver world-class solutions that transform the way that our clients use technology.   The Role: Parico is seeking an experienced Scrum Master to work on exciting and dynamic programmes who thrives on enabling high-performing Agile teams within a small business environment. You will play a key role in solving complex and challenging problems across the Public Sector landscape,...

Cloud Architect Role type: Contract 6 months + Location: London/Remote Cloud Architect required to join our Engineering team here at Satalia As an organisation, we push the boundaries of data science, optimisation and artificial intelligence to solve the most complex problems in the industry. Satalia, a WPP company is a community of individuals devoted to working on diverse and challenging projects, allowing you to flex your technical skills whilst working with a tight-knit team of high performing colleagues. Led by our founder and WPP Chief AI Officer Daniel Hulme, Satalia’s ambition is to become a decentralised organisation of the future. Today, this involves developing tools and processes to liberate and automate manual repetitive tasks, with a focus on freedom, transparency and trust. At the core of our thinking is an approach to wellbeing and inclusivity. We unpack human behaviour and unpick prejudice to ensure a safe and inviting...

Why PlayStation? PlayStation isn't just the Best Place to Play — it's also the Best Place to Work. Today, we're recognized as a global leader in entertainment producing The PlayStation family of products and services including PlayStation®5, PlayStation®4, PlayStation®VR, PlayStation®Plus, acclaimed PlayStation software titles from PlayStation Studios, and more. PlayStation also strives to create an inclusive environment that empowers employees and embraces diversity. We welcome and encourage everyone who has a passion and curiosity for innovation, technology, and play to explore our open positions and join our growing global team. The PlayStation brand falls under Sony Interactive Entertainment, a wholly-owned subsidiary of Sony Group Corporation. Job Title: Team/Project Coordinator - Corporate Security (Inside IR35) Location: London / Hybrid Duration: 12 months - Day Rate Engagement Method : Umbrella/PAYE - Please note...

The Foreign, Commonwealth & Development Office (FCDO) pursues our national interests and projects the UK as a force for good in the world. We promote the interests of British citizens, safeguard the UK's security, defend our values, reduce poverty, and tackle global challenges with our international partners.   DV Clearance is an essential requirement for this role, as a minimum you must be willing & eligible to undergo checks. Please note, due to the exceptional requirements of this position (short-term nature of this role and speed at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active security clearance.   As a Senior Cyber Security  Analyst your main responsibilities will be to: Monitoring and Analysis: Continuously monitor security alerts and incidents using various security tools and technologies. Analyse and investigate security events to...

Job Title: Data Scientist Job Location: Canary Wharf (Hybrid- 4 days in office, 1 from home) Contract Length: Until 31/12/2026 Industry: Oil and Energy, Tech Working Hours: 8 per day/40 per week   Role Overview: Design, develop, and maintain production-grade AI applications and services using modern software engineering practices (CI/CD, testing, observability, cloud-native design). Define and implement foundational platforms and tools (e.g., conversational bots, AI-powered search, unstructured data processing, GenBI) that are reusable and scalable across the enterprise. Participate in cross functional team initiatives-embedded projects with business stakeholders-to rapidly build and deploy AI solutions that solve high-priority business problems. Evaluate and integrate existing AI tools, frameworks, and APIs (e.g., LLMs, vector DBs, retrieval-augmented generation, AI agents) into robust applications....

Company Description Help us to achieve our goal to be the global leader in total quality services. With your help we will achieve this by delivering Total Quality 360, a comprehensive suite of cutting-edge services which combine quality engineering, cyber security, conformance & interoperability and content quality to deliver end-to-end total quality solutions. Here at Resillion, our culture is based on an ‘if you see something, say something’ attitude where we take responsibility. It’s one where we expect to adapt and embrace change as the company grows. It’s based on recognising the individual worth of every one of our employees and developing their skills to keep us all at the forefront of our industry. Above all, it’s a culture where we’re passionate about what we do, and we’re committed to the greater good of the company. If you would like to be part of our journey, then this role may be the one...

Company Description Help us to achieve our goal to be the global leader in total quality services. With your help we will achieve this by delivering Total Quality 360, a comprehensive suite of cutting-edge services which combine quality engineering, cyber security, conformance & interoperability and content quality to deliver end-to-end total quality solutions. Here at Resillion, our culture is based on an ‘if you see something, say something’ attitude where we take responsibility. It’s one where we expect to adapt and embrace change as the company grows. It’s based on recognising the individual worth of every one of our employees and developing their skills to keep us all at the forefront of our industry. Above all, it’s a culture where we’re passionate about what we do, and we’re committed to the greater good of the company. If you would like to be part of our journey, then this role may be the one...

  About Voodoo Founded in 2013, Voodoo is a tech company that creates mobile games and apps with a mission to entertain the world. Gathering 800 employees, 7 billion downloads, and over 200 million active users, Voodoo is the #3 mobile publisher worldwide in terms of downloads after Google and Meta. Our portfolio includes chart-topping games like Mob Control and Block Jam, alongside popular apps such as BeReal and Wizz. This position is fully remote within CET ±3h.   Team Joining our Live games team means collaborating with gaming industry experts on globally renowned, enduring games while embracing exciting new entrepreneurial ventures. With over seven billion downloads worldwide and a portfolio of more than 10 resilient hybrid games generating more than $20m per year, we are the world's largest and most successful hybrid publisher. Voodoo is creating a talented team with a big mission: find the next best way to entertain the world by...

Role: Technical Lead - Fullstack Rate: £500 Duration: 6 months Start Date: Early April Location: London On site requirement: 2dpw in London - City of London Office   Who We Are: AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. We've been helping organisations build better digital products and stronger digital teams since 2014. We believe our work should always make a remarkable impact for our clients. We do this through our regional offices (or 'Clubs') building strong relationships with our partners, so that they are always prioritised by a team within close proximity. This unique model has driven success for our clients and ourselves, evidenced by our remarkable organic growth since 2014. Today we number more than 1,300 people with Clubs all over the UK, Europe and the USA with plans for global expansion in the next couple of years. Join us - and help us fulfil our...

Cloud Architect Role type: Contract 6 months + Location: London/Remote Cloud Architect required to join our Engineering team here at Satalia As an organisation, we push the boundaries of data science, optimisation and artificial intelligence to solve the most complex problems in the industry. Satalia, a WPP company is a community of individuals devoted to working on diverse and challenging projects, allowing you to flex your technical skills whilst working with a tight-knit team of high performing colleagues. Led by our founder and WPP Chief AI Officer Daniel Hulme, Satalia’s ambition is to become a decentralised organisation of the future. Today, this involves developing tools and processes to liberate and automate manual repetitive tasks, with a focus on freedom, transparency and trust. At the core of our thinking is an approach to wellbeing and inclusivity. We unpack human behaviour and unpick prejudice to ensure a safe and inviting...

WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. Our clients include the world's leading investment banks, investment managers, fintech and capital market service providers. With a global reach with offices in London, New York, Barcelona, Manila and Montreal, we have a proven track record of delivering powerful, elegant and intuitive trading technology solutions. We are now looking for Solution Engineer services for an initial 6 month contract. Skills Required: Exceptional technical skills and able to solve complex problems as part of a team Experience building solutions in the capital markets domain Able to build strong relationships easily with Adaptive team and end...

  Date Opened 20/03/2026 Job Type Full time City London Endur Business Analyst / Developer – (Oil & Gas) 12 Month Contract (very likely to be extended) Competitive Day Rate (Inside IR35) Hybrid, based in London 2/3 days per week   We are recruiting for experienced Endur Business Analysts with experience working within the oil and gas industry, working on a business led programme that will transform processes, ways of working and data, as well as implementing Endur across SE Europe GAS, Power and Global EPT. Responsibilities Capturing business problems, value drivers and functional and non-functional requirements and translate into functionality. Assessing the risks, feasibility, opportunities, and business impact. Assessing and model processes, data flows and technology to understand the current value and issues and identify opportunities for improvement. Creating and updating clear...

Non-Functional Salesforce Test Engineer (Data & Cloud) - Contract Location:  Remote / Client Site (London, Farringdon 2-3x per week) Contract Length:  Initial 6 Months Ten10 is one of the UK's leading tech consultancies, and we are currently looking for a high-calibre  Salesforce Test Engineer / Non-Functional Tester  to join us on a contract basis for a mission-critical project with one of our key logistics clients. If you are a Quality Engineering advocate who thrives in fast-paced Agile environments and has a deep understanding in Salesforce and modern cloud ecosystems, we want to hear from you.   The Role As a Test Engineer / Non-Functional Tester, you won't just be managing a process; you’ll be driving the Quality Engineering strategy. This is an opportunity to innovate within a client-facing role, ensuring our solutions align perfectly with business needs. You will: Design, build, and implement cutting-edge...