Permanent Software Engineering Job Vacancies

201 to 225 of 4,587 Permanent Software Engineering Jobs

Software/DevOps Engineer - Python And GoLang

Sheffield, Yorkshire, United Kingdom
Square One Resources
Job Title: Software/DevOps Engineer - Python And GoLang Location: Sheffield - 3 days per week onsite Salary/Rate: Up to £375 per day INSIDE IR35 Start Date: 07/07/2025 Job Type: Contract Company Introduction We have an exciting opportunity now available with one of our sector-leading financial services clients! They are currently looking for … a skilled DevOps Engineer to join their team for a contract until the end of November. Job Responsibilities/Objectives You will leverage your expertise in Software Development, along with your DevOps proficiency across AWS and GCP, to design and implement resilient frontend client, backend services, infrastructure automation, and cloud-native solutions. This is an opportunity to work on … and performance bottlenecks. Required Skills/Experience The ideal candidate will have the following: Bachelor's or Master's degree in Computer Science or equivalent industry experience. Comes from Software Engineering background with infrastructure experience. Development experience with a strong focus on large-scale, distributed systems. Proficient in Python and GoLang. Experience with Liquibase or similar tools for More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer

London, United Kingdom
Northrop Grumman Corp. (JP)
development and the impact we have within the community. So, what's your possible? Opportunity: This is more than just a job; it's a mission. As a Senior Software Engineer you play a pivotal role in designing, developing and maintaining the critical infrastructure that powers our services. You will be self-driven and organised with a passion for … with complex challenges within a unique space. You'll be at the forefront of delivering core solutions that have real world impact. Our UK Cyber & Intelligence business combines modern software development approaches with a rich heritage and experience in the Defence and security sectors. Our customers have complex and sensitive data and information requirements requiring a mission partner who … context, delivering and sustaining a portfolio of challenging technology projects at scale and pace, supporting them through an ambitious digital transformation programme. "My purpose; to lead a team of software engineers with the brightest minds, to push the boundaries and define possible together." Responsibilities: Designs, develops, documents, tests and debugs applications software and systems that contain logical and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer

London, United Kingdom
Hybrid / WFH Options
Moneybox
retirement services all together into one simple app, so it's easier than ever to achieve your goals and build wealth, whatever your starting point. Job Brief Our backend engineering teams are responsible for defining and delivering our strategic technology roadmap and platform capabilities that support the entire business. With over 1.5 million customers and responsibility for managing … high standards, and continually improving processes. Provide technical support to internal teams and actively share knowledge through documentation, including Architectural Decision Records (ADRs). Initiate and contribute to wider engineering technical designs. Who You Are Enthusiastic about contributing to a fast-growing company with a mission to make a positive impact on the world. A passionate and dedicated software …/framework) - REST APIs - OO programming languages (we use C#) - Relational databases, ACID transactions Strong analytical and problem solving skills. Ability to communicate complex design ideas to the wider engineering group Able to work both alone and as part of an agile team. Able to actively participate in technical and commercial discussions. What's In It For You? Opportunity More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Staff Software Engineer (Remote UK)

Bracknell, Berkshire, United Kingdom
Hybrid / WFH Options
Ivanti
when they are being requested to run on the Endpoint. We partner with our Product Manager and UX to ensure everything runs smoothly and efficiently when developing new Features. Software is released on a quarterly cadence working in 2 week sprints. With a focus on problem-solving, organizational skills and a creative approach, we navigate through challenges to achieve … project priorities, deadlines, and deliverables. Deliver quality code via unit and integration testing through a suite of automated tests. Design, develop, test, deploy, maintain, and enhance large scale distributed software solutions. To Be Successful in The Role, You Will Have Strong experience in full stack development using Microsoft Tech Stack with C# and SQL. Bachelor's degree in computer … science or software engineering, or related discipline. Strong analytical and problem-solving skills. Strong experience in building large scale distributed enterprise grade SaaS applications using cloud native services. Attention to detail, high degree of accuracy in daily work, ability to work independently and meet timelines. Preferred Skills: Experience with Azure Managed Services, Docker, Kubernetes, Terraform, Helm Experience building More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer

Scarborough, Yorkshire, United Kingdom
ProViso Staffing
and data integrity in case of system failures or other unforeseen events. Candidate Requirements/Must Have Skills: • 10+ years of enterprise IT experience • 5+ years' experience as a Software/Security/Integration/DevOps Engineer • Expert level development experience with either: Python(1st), Java(2nd), Bash(3rd) - (please list which) - can mentor, do code reviews, speak to … update design - Crucial: taking initiative, strong problem solver and is a strategic thinker and can identify solution; experience using vulnerability and security testing tools to help with understanding of software composition (SAST, SCA, DAST), best will have used the tools themselves and have an understanding of how they work, strong independent developer, with programming and automation expertise Feedback from … previous supplier calls: • What they are looking for: Experience in executing tasks, programming a function, leading a team - what was missing from Engineering standpoint in unsuccessful interviews were strong problem skills and ability to communicate, how they addressed certain challenges and describe why's and how's of it as there is a lot of problem solving and decision More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer - Core Banking

London
Hybrid / WFH Options
Starling Bank
so that we're able to interact and collaborate in person. In Technology, we're asking that you attend the office a minimum of 1 day per week. Our Engineering Environment Starling engineers are excited about helping us deliver new features, regardless of what their primary tech stack may be. Hear from the team in our latest blogs or … looking for people who want to work on building the tooling that is used by our engineers on a daily basis. Requirements We prioritize aptitude and attitude, seeking passionate software engineers who are self-driven in ambiguous situations and committed to crafting elegant solutions for complex technical challenges. For the most part we code in Java, but you need … developed in-house, predominantly in Java, with a minimalistic approach to third-party software. We believe in simple solutions adhering to Clean Code principles that promote maintainable and extensible software, automated testing and Continuous Integration & Delivery. Experience on distributed systems with a focus on resiliency and maintainability is highly valued. We're looking for engineers with at least 6+ More ❯
Employment Type: Permanent
Posted:

Software Engineer (C# & Native)

United Kingdom
Hybrid / WFH Options
TÜV SÜD AG
the TÜV SÜD Group Your career opportunities at the TÜV SÜD Group Future in your hands Want to view other available job postings? Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience. C#/.NET: Extensive experience in C# development, including strong understanding of object-oriented principles, asynchronous programming, and .NET framework/… sources (mA, HART, 10V, etc.). Linux Experience: Proficiency with Linux operating systems, specifically Redhat type and Ubuntu/Debian type. Git: experience using GIT and source version control. Software Development Lifecycle (SDLC): Understanding of agile methodologies. Communication Skills: Strong written and verbal communication skills. Problem-Solving Skills: Excellent analytical and problem-solving skills. Experience with database systems (MS More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer, Python

London, United Kingdom
Beamery
members are empowered to openly share their thoughts and innovative ideas. Participate in company-wide initiatives and learning & development opportunities, such as tribes, hackathons, and programs like Women in Engineering, to foster a diverse and inclusive culture. WHO ARE WE LOOKING FOR? Strong experience in developing and deploying large-scale high-performance services/APIs Expertise with Python, TypeScript More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer - Identity & FinCrime

London, United Kingdom
Hybrid / WFH Options
Starling Bank
Starling - our preference is that you're located within a commutable distance of one of our offices so that we're able to interact and collaborate in person. Our Engineering Environment Starling engineers are excited about helping us deliver new features, regardless of what their primary tech stack may be. We are looking for engineers at all levels to More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer - eDV Cleared

London, United Kingdom
NSD
SENIOR SOFTWARE ENGINEER - eDV CLEARED NEW PERMANENT JOB OPPORTUNITY AVAILABLE WITHIN A GLOBALLY LEADING NATIONAL SECURITY COMPANY FOR A SENIOR SOFTWARE ENGINEER WITH eDV CLEARANCE Permanent job opportunity for a Senior Software Engineer Globally leading defence/cyber security company Salary up to £100,000 plus clearance bonus London based organisation in an easily accessible location Permanent … Software Engineer To apply please call 07704 152 640/0203 854 0120 or email WHO WE ARE? We are recruiting Senior and Lead Software Engineers to work with a multi-national, industry leading National Security client in central London. Due to the nature of the work you must hold enhanced DV Security Clearance. WHAT WILL THE SENIOR … SOFTWARE ENGINEER BE DOING? As a Senior Software Engineer, you will work with an experienced agile team to design and deliver packages of bespoke work, work development teams and liaise with customers. You will work through the entire software development life cycle from requirements capture to R&D, implementation to automation. WE NEED THE SENIOR SOFTWARE More ❯
Employment Type: Permanent
Posted:

Software Engineer with Security Clearance

Aurora, Colorado, United States
DeNOVO Solutions, LLC
Software Engineer (Python/Java) Location: Aurora, CO Clearance: Active TS/SCI with CI Poly DeNOVO Solutions is seeking a full-stack software engineer to support the development of a Multi-INT Python/Java application, including developing interfaces with other software systems to automatically ingest and output data. The SWE will collaborate with their team … customer needs. Positions Requirements: • Current/active TS/SCI with CI Polygraph • 4-year degree either in STEM, or with dedicated professional programming experience • 2+ years' experience with software development with Java, C++, and/or Python (may be substituted by a Masters Degree in adjacent field) • Experience deploying in a cloud environment (e.g. AWS, Azure, GCP, etc. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Software Engineer

Gloucester, Gloucestershire, South West, United Kingdom
Hybrid / WFH Options
Oscar Associates (UK) Limited
Software Engineer - SC or DV Cleared | Defence Sector Hybrid - 4 Days/Week Onsite in Gloucestershire Permanent | £55,000 - £75,000 DOE | I'm working with a highly regarded technology consultancy delivering advanced software solutions into the UK defence and national security sectors . As they continue to grow their footprint in this space, they're looking to … add an experienced Software Engineer to their team. This role is perfect for someone who enjoys working across the full software development lifecycle while contributing to mission-critical projects in secure environments. You'll be supporting both internal greenfield projects and defence-focused client work , with a clear emphasis on innovation, quality, and impact. Responsibilities: Design, develop, test … and deploy bespoke greenfield software solutions. Provide software consultancy and hands-on development across: Backend/frontend coding Unit, integration, and system testing CI/CD workflows and deployment automation Diagnostic tooling and support Requirements: Essential: Strong experience with at least one of the following: JavaScript (Node.js) , Python , or another OO language Active SC or DV clearance If More ❯
Employment Type: Permanent, Work From Home
Salary: £75,000
Posted:

Tech Lead / Lead Software Engineer

Salisbury, Wiltshire, South West, United Kingdom
Hybrid / WFH Options
Anson Mccade
Tech Lead/Lead Software Engineer £up to £80,000 GBP Bonus Hybrid WORKING Location: United Kingdom (Greater London) Type: Permanent Role: Lead Software Engineer/Technical Lead Work Type & Location: Hybrid - London (2-3 days on-site per week) Role Type: Permanent, £55-80k Start Date: ASAP Must hold SC to start* A leading consultancy is … partnering with a national security-focused client on high-impact digital projects supporting law enforcement and public safety missions. We are looking for an experienced Lead Software Engineer/Technical Lead to join a multidisciplinary agile team and help design and build secure applications that make a difference on a national scale. This is a fantastic opportunity for someone … who's confident leading from the front-technically, strategically, and collaboratively-while mentoring and growing development teams. As a Lead Software Engineer/Technical Lead, you will: • Lead technical delivery across agile software teams, helping shape architecture and development practices • Engage directly with end-users and stakeholders in mission-critical environments • Design, develop, and deploy secure software More ❯
Employment Type: Permanent, Work From Home
Posted:

Software Engineer - Full Stack with Security Clearance

Washington, Washington DC, United States
Experis
Top-Secret/Eligible for SCI Onsite in DC Metro Software Engineer - Senior (Full Stack) The team is seeking two (2) Senior Software Engineers to serve as Full Stack Engineers, supporting software application development and operational maintenance for a portfolio of mission-critical, custom-built web applications. These engineers will deliver secure, high-performing, and scalable technical … the organization and its partners. Key Responsibilities: Design, develop, test, deploy, and maintain full-stack web applications in support of mission-specific requirements. Participate in all phases of the software development lifecycle, including planning, requirements analysis, design, implementation, testing, deployment, and sustainment. Collaborate with internal and external teams to deliver high-quality, secure software aligned with organizational goals. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Backend Software Engineer C# .Net - Trading

City of London, London, England, United Kingdom
Hybrid / WFH Options
Client Server Ltd
Backend Software Engineer/Developer (C# .Net Core Cloud CQRS) London/WFH to £80k Are you a technologist with strong backend C# .Net skills? You could be progressing your career at in a senior, hands-on role Backend Software Engineer role at a successful and scaling Retail FX Brokerage working on complex and interesting Greenfield systems with … continual learning and self development opportunities. As a Backend Software Engineer you'll be designing and developing high quality, maintainable, and reliable code for a real-time, low latency trading systems built mostly in C# and React deployed to Azure. You'll focus on C# .Net backend development within an AWS environment, but also with exposure across the full … TypeScript/React.js or Angular You have strong analytical and problem solving skills You're collaborative with excellent communication skills What's in it for you: As a Backend Software Engineer/Developer you will earn a competitive package: Up to £80k salary Bonus Private Healthcare Pension 25 days holiday Apply now to find out more about this Backend More ❯
Employment Type: Full-Time
Salary: £70,000 - £80,000 per annum
Posted:

Senior Full Stack Software Engineer

OX1, Oxford, Oxfordshire, United Kingdom
Hybrid / WFH Options
DCV Technologies
Senior Full Stack Software Engineer Location : Home based Salary : £60,000-£91,000 Hours: Monday-Friday 40 hours per week 8.30am-5pm Contract Type : Permanent Purpose of the Role: Our client, a leading housing solutions provider, is seeking a Senior Full Stack Software Engineer to help modernise and rebuild their software environment. This role is central to … support strategic business goals. The ideal candidate is highly skilled in Azure cloud development, experienced in Agile and DevOps environments, and capable of leading development teams. Duties and Responsibilities: Software development, evaluating and improving codebases. Implement long-term development strategies with incremental improvements. Lead and mentor software engineers to enhance performance. Refine development processes, tools, and standards for … technical and non-technical stakeholders. Stay updated on industry standards, including version control, code reviews, testing, and CI/CD. Apply Agile methodologies in development practices. Required Skills: Extensive software development experience with a proven record of improving codebases. Skilled in C#, .NET, Azure, and SQL. Strong background in API development and provider application implementation. Capable of shaping long More ❯
Employment Type: Permanent
Salary: £60000 - £91000/annum
Posted:

Senior Software Engineer

London, United Kingdom
Faraday
North American Specialist Lines, Financial Lines, International Casualty, UK Liability Insurance), Property (Direct, Facultative, and Treaty), Accident & Health, Agriculture, and Energy. We are offering an opportunity for a Senior Software Engineer . Context of the Role: We seek a highly skilled Senior Software Engineer with expertise in building scalable, high-performance solutions on the Microsoft technology stack (.NET … for the Microsoft stack. Key Responsibilities Design, develop, test, support, and deploy custom web and mobile applications based on .NET (Blazor, C#), C++. Gather customer requirements and develop related software applications. Collaborate with architects, engineers, and team members to design scalable solutions. Implement Azure Cloud Services to enhance performance and reliability. Research and evaluate new software technologies and … testing and maintenance procedures. Develop high-quality coding standards. Required Skills & Experience: University degree in Computer Science, Information Systems, or related field, or equivalent work experience. Proven experience in software development with C# in the .NET environment, including ASP.NET Core and Entity Framework Core. Experience with iterative methodologies like Scrum or Design Thinking, using Azure DevOps and Git. Experience More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software engineer

Dundee, City of Dundee, United Kingdom
Head Resourcing
Software Engineer - Full Stack Full?time, permanent, Dundee, 1 - 2 days a week in the office Salary £45 - £55k Head Resourcing are recruiting for a software engineer for a fintech company based in Dundee. We use data to transform the commercial insurance market. The role focuses on designing, building and running the software and data that power More ❯
Employment Type: Permanent
Salary: £45000 - £55000/annum
Posted:

Software engineer

Dundee, Angus, Scotland, United Kingdom
Head Resourcing
Software Engineer - Full Stack Full time, permanent, Dundee, 1 - 2 days a week in the office Salary £45 - £55k Head Resourcing are recruiting for a software engineer for a fintech company based in Dundee. We use data to transform the commercial insurance market. The role focuses on designing, building and running the software and data that power More ❯
Employment Type: Full-Time
Salary: £45,000 - £55,000 per annum
Posted:

Staff Software Engineer (.NET)

Leeds, Yorkshire, United Kingdom
Heatly
You will sit inside a cross-cutting technical pod, supported by dedicated UI/UX, PMO and DevOps roles. Key Responsibilities Software Development: Design and develop software solutions: Write clean, maintainable, and efficient code for our platform and applications. This includes developing new features, fixing bugs, and optimising existing code. Implement features and enhancements: Collaborate with product managers … ones. Participate in design discussions and provide input on technical feasibility and best practices. Ensure security by design: Integrate security best practices into the development process to ensure that software is secure from the ground up. Conduct regular code reviews and security assessments to identify and mitigate potential vulnerabilities. Optimise for performance and scalability: Design and implement solutions that … platform's functionality. Ensure that APIs are secure, scalable, and well-documented. Quality Assurance: Develop and execute test plans: Create comprehensive test plans and test cases to ensure that software meets quality standards. This includes functional, regression, performance, and security testing.o Automate testing processes: Use to automate functional, regression, and performance testing. Ensure that automated tests are integrated into More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Software Engineer with Security Clearance

Springfield, Virginia, United States
Hybrid / WFH Options
NextGen Federal Systems, LLC
NextGen Federal Systems is seeking a Principal Software Engineer with experience supporting Defense (DoD) and Intelligence Community (IC) C4ISR programs delivering capabilities to the warfighter. Selected candidates will support the design, development, integration, and maintenance of cloud native data services for the National Geospatial-Intelligence Agency (NGA) in Springfield, VA. The work location will be hybrid-remote with a … combination of remote and part-time on-site support at NGA Campus East (NCE). NextGen software engineers will be developing and modernizing NGA systems using industry best practices, standards and agile development processes; utilizing open source software solutions, cutting-edge technologies, with DevOps tools and techniques with development on unclassified networks and then promoted to other networks. … SOA technologies, RESTful web services, geospatial databases and/or geospatial (GIS) technologies About NextGen: NextGen Federal Systems is an innovative technology and professional services provider specializing in advanced software solutions and comprehensive mission and business support services. We work in close collaboration with our customers to truly understand their business and mission goals. Our approach is to design More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Software Engineer (Java , typescript , AWS)

Anderlecht, Brussel, Belgium
speos
Software Engineer ( Java, Typescript, AWS ) As a Software Engineer, your responsibilities will include: Analyze, develop, test, maintain, correct, and write support documents for Speos' client and administrative solutions. Review and improve existing code. Participate in the continuous improvement of client application development. Provide second-level support, identify root causes and resolutions, and adhere to support procedures. Resolve malfunctions … message-driven architectures (SQS, ActiveMQ, RabbitMQ). Experience working with databases (SQL & NoSQL, e.g., MariaDB, MongoDB). Understanding of cloud computing (AWS, Azure) and containerization (Docker). Knowledge of software development lifecycle (SDLC) and DevOps methodologies. Comfortable working in an Agile environment. Mindset & Soft Skills Passionate about technology and software development. Eager to learn and adapt to new More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Software Engineer - .Net Developer with Security Clearance

Washington, Washington DC, United States
Experis
Top-Secret/SCI Eligible Onsite in DC Metro Software Engineer - Senior (.NET Web Developer) The team is seeking one (1) Senior Software Engineer with expertise in .NET web development to support a portfolio of custom-built, mission-critical web applications. The .NET Web Developer will work closely with internal and external partners to design, develop, and maintain More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Software Engineer - C#

Eastleigh, Hampshire, South East, United Kingdom
Procode
Title: Senior Software Engineer (C#) Department: Procode IT Location: Commutable distance of Chandlers Ford Salary: Circa £56,238 + 15% discretionary bonus scheme Are you an experienced Software Engineer with a strong track record in C#, .NET core & ASP.NET core? Do you enjoy guiding, mentoring and supporting others within a team? If so, then this could be the … role for you! About us We are a dynamic software company. Established in 2006, with a vision of helping the energy and utilities sectors improve customer experience and lower their cost to serve, using smarter process automation. Are you curious about what the future in tech holds? Do you have the drive to want to deliver great solutions for … customers? Then we have an exciting opportunity as a Senior Software Engineer (C#), where we aim to provide you with a uniquely inclusive and diverse workplace, which showcases the extraordinary in all of us, by enabling you to be the best you can be. Our promise is to put customers at the heart of everything we do; its part More ❯
Employment Type: Permanent
Salary: £55,000
Posted:

Senior Full Stack Software Engineer - FX Pricing (React, Typescript, Java, API) - London (VP)

London, United Kingdom
Hybrid / WFH Options
Citigroup Inc
Senior Full Stack Software Engineer - FX Pricing (React, Typescript, Java, API) - London (VP) Overview Citi is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. We provide consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and … role We are seeking a Senior Applications Developer to join a successful team delivering pricing projects for the Foreign Exchange (FX) Business. The role involves all aspects of the software development life cycle: analysis, design and implementation. We need a flexible and practical technologist who demonstrates excellent problem solving skills enjoys all aspects of software development and will … programming will help your team raise their game, meeting your standards, as well as satisfying both business and functional requirements. Overview/What will you do: As a Senior Software Engineer (Vice President), your mission is to help shape our team of innovators and technologists toward creating next-level solutions that improve the way our business is run. Closely More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
Software Engineering
10th Percentile
£45,125
25th Percentile
£55,000
Median
£68,000
75th Percentile
£97,500
90th Percentile
£122,500