DI Jobs
  • Home
  • Search Jobs
  • Job Board Advertising Packages
  • Post a Job
  • Sign in
  • Sign up
  • Home
  • Search Jobs
  • Job Board Advertising Packages
  • Post a Job

Refine Search
Current Search
Onsite senior software developer
Refine by Categories
Engineering  (142) Executive & Management  (36) Information Technology  (30) Accounting  (27) Consulting & Corporate Strategy  (9) Healthcare & Medical  (9)
Marketing  (7) Other  (7) Admin-Clerical  (6) Trainee / Entry Level  (5) Construction & Trades  (4) Finance  (4) Legal  (4) Transport & Logistics  (4) Property  (4) Banking  (3) QA-Quality Control  (3) Sales  (3) Creative  (3)
More
Refine by Job Type
Permanent  (236) Full Time  (18) Contract  (17) Temporary  (3)
Refine by Salary Range
£25,000 - £35,000  (1) £35,000 - £45,000  (1) £45,000 - £60,000  (2) £60,000 - £75,000  (2) £75,000 - £100,000  (2) £100,000 - £150,000  (5)
£150,000 - £200,000  (3)
More
Refine by County
Greater London  (56) England  (26) Greater Manchester  (14) Westmorland and Furness  (13) Lancashire  (12) Hertfordshire  (11)
Essex  (8) West Yorkshire  (8) Buckinghamshire  (6) Oxfordshire  (6) South Gloucestershire  (6) Berkshire  (5) Bristol City  (5) Cumberland  (5) Surrey  (5) Devon  (4) Glasgow City  (4) Hampshire  (4) County Durham  (3) Derby  (3)
More
Square One Resources
21 Mar, 2026
Contract
Fullstack developer
£350 - £410 daily
Square One Resources Bournemouth, UK
Job Title: Full-Stack Developer Location: Bournemouth (x 5 days in office) Salary/Rate: 410 a day (Inside IR35) Start Date: April 2026 Job Type: Contract - 6 months Job Overview: We are seeking an experienced Senior Java / Python Full Stack Developer to design, develop, and maintain scalable enterprise applications at our client who is a leading global investment bank. The successful candidate will play a key role in delivering high-quality solutions using Java, Python, Spring Boot, AWS, and modern frontend technologies. You will collaborate with cross-functional teams to build robust, high-performance applications while ensuring code quality, scalability, and security across the development lifecycle. Key Responsibilities - Develop high-quality software design and architecture using AWS, SQL, Spring Boot, Java, Spring MVC, JavaScript, Python and MySQL. - Collaborate with cross-functional teams to define, design, and ship new features. - Some hands on...
Square One Resources
21 Mar, 2026
Contract
Full Stack - Java/Python Developer - Glasgow
£400 - £410 daily
Square One Resources Glasgow, UK
Job Title: Senior Java / Python Full Stack Developer Location: Glasgow (x 5 days in office) Salary/Rate: 410 a day (Inside IR35) Start Date: April 2026 Job Type: Contract - 6 months Job Overview: We are seeking an experienced Senior Java / Python Full Stack Developer to design, develop, and maintain scalable enterprise applications. The successful candidate will play a key role in delivering high-quality solutions using Java, Python, Spring Boot, AWS, and modern frontend technologies . You will collaborate with cross-functional teams to build robust, high-performance applications while ensuring code quality, scalability, and security across the development lifecycle. Key Responsibilities - Develop high-quality software design and architecture using AWS, SQL, Spring Boot, Java, Spring MVC, JavaScript, Python and MySQL. - Collaborate with cross-functional teams to define, design, and ship new features. - Some hands on knowledge on React JS, Redux, HTML5,...
Smartbox Assistive Technology
14 Mar, 2026
Permanent
Senior Firmware Engineer
Smartbox Assistive Technology Bristol, UK
Senior Firmware Engineer Location: Bristol; Hybrid Join us at Smartbox as a Senior Firmware Engineer! Are you a passionate Firmware Engineer wanting to make a real impact by giving a voice to those without speech Smartbox is looking for a dedicated individual to help improve the lives of people with disabilities. Your Impact As our Senior Firmware Engineer, you will: Technical Project Delivery: Deliver multi disciplinary projects, meeting scope, time, budget and quality requirements, and coordinating others as needed. Firmware Architecture and Lifecycle: Develop reliable, portable firmware with a long-life cycle. Firmware Development: Design, develop and maintain embedded firmware in C for Zephyr RTOS and Embedded Linux, including board bring up, drivers and HALs. Code Quality and Standards: Set and uphold coding, documentation and review standards, ensuring best practices in architecture, modularity, fault tolerance and testability. Test strategy and Automation:...
AND Digital
14 Mar, 2026
Tech Principal
AND Digital Manchester, UK
Tech Principal: 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 mission to close the world’s digital skills gap. The Tech Principal will use their expert tech knowledge to influence the direction of projects, whilst coaching a team...
Randstad Construction and Property
13 Mar, 2026
Permanent
Senior Quantity Surveyor
Randstad Construction and Property Newcastle upon Tyne, UK
Are you a Quantity Surveyor experienced in the residential sector looking for a step up? Or a recent Senior Quantity Surveyor looking for a new challenge and better benefits? My client is the most successful and well established regional building developer working on a number of residential schemes across the North East. We are looking for a Senior Quantity Surveyor to join their commerical team: Benefits 55,000 - 60,000 per annum Car Allowance based on experience 27 days holiday Health Cover Pension Responsibilities Manage the commercial accounts of one or more projects Budget allocation and ongoing development Valuation of measured works and variations with customers Procurement of Secondary Sub-Contract packages including valuation of measured works and variations Cost control and forecasting including regular reporting of project P&L using data from our ERP system to produce accurate cost Administration of the Company's contractual obligations and...
Pontoon
11 Mar, 2026
Contract
Trader voice Project manager
Pontoon 39 Holloway Rd, London N7 8JP, UK
Trader voice Project manager London and Bromley 12 month contract Inside ir35 Description: Everyday associates rely on infrastructure and applications, solutioned and engineered by the Real Time Communications team to do their best work and serve our customers globally. As a team, we have a responsibility to them to provide a first-class service and we also have a responsibility to continuously improve. For this reason, I am looking for a project delivery manager is who is passionate about analytics and leading small, focused teams to deliver. The successful candidate will be a member of my team and join a group of people dedicated to bringing new technology to life at the bank, modernising our tools and creating reliable, predictable experiences that make a great place to work. About you: You will be a seasoned project manager primarily defining and driving waterfall schedules intersected with Agile teams. You will play a key role in delivering from...
BS
07 Mar, 2026
Permanent
Combat Systems Requirements Engineer
BAE Systems Twickenham, UK
Job Title: Combat Systems Requirements Engineer Location: New Malden. We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Circa £50,000 depending on skills and experience What you'll be doing: Shape and oversee System Requirements - have a technical grasp of what the requirements mean on a Naval platform Support Product Owner in technical solution design and validation to existing requirements Technical input to System Design and operability - interpretation of technical requirements into system capability Working with Royal Navy Operators and Subject Matter Experts to trial, understand and shape system behaviour Working with Human Factors and Software Team - review and critique system software development output Your skills and experiences: Essential: Experience of Requirement Analysis Prior Combat Systems experience as a user or developer IT...
BS
07 Mar, 2026
Permanent
Combat Systems Requirements Engineer
BAE Systems Epsom, UK
Job Title: Combat Systems Requirements Engineer Location: New Malden. We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Circa £50,000 depending on skills and experience What you'll be doing: Shape and oversee System Requirements - have a technical grasp of what the requirements mean on a Naval platform Support Product Owner in technical solution design and validation to existing requirements Technical input to System Design and operability - interpretation of technical requirements into system capability Working with Royal Navy Operators and Subject Matter Experts to trial, understand and shape system behaviour Working with Human Factors and Software Team - review and critique system software development output Your skills and experiences: Essential: Experience of Requirement Analysis Prior Combat Systems experience as a user or developer IT...
BS
07 Mar, 2026
Permanent
Combat Systems Requirements Engineer
BAE Systems Molesey, UK
Job Title: Combat Systems Requirements Engineer Location: New Malden. We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Circa £50,000 depending on skills and experience What you'll be doing: Shape and oversee System Requirements - have a technical grasp of what the requirements mean on a Naval platform Support Product Owner in technical solution design and validation to existing requirements Technical input to System Design and operability - interpretation of technical requirements into system capability Working with Royal Navy Operators and Subject Matter Experts to trial, understand and shape system behaviour Working with Human Factors and Software Team - review and critique system software development output Your skills and experiences: Essential: Experience of Requirement Analysis Prior Combat Systems experience as a user or developer IT...
BS
07 Mar, 2026
Permanent
Combat Systems Requirements Engineer
BAE Systems Surbiton, UK
Job Title: Combat Systems Requirements Engineer Location: New Malden. We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Circa £50,000 depending on skills and experience What you'll be doing: Shape and oversee System Requirements - have a technical grasp of what the requirements mean on a Naval platform Support Product Owner in technical solution design and validation to existing requirements Technical input to System Design and operability - interpretation of technical requirements into system capability Working with Royal Navy Operators and Subject Matter Experts to trial, understand and shape system behaviour Working with Human Factors and Software Team - review and critique system software development output Your skills and experiences: Essential: Experience of Requirement Analysis Prior Combat Systems experience as a user or developer IT...
BS
07 Mar, 2026
Permanent
Combat Systems Requirements Engineer
BAE Systems Chessington, UK
Job Title: Combat Systems Requirements Engineer Location: New Malden. We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Circa £50,000 depending on skills and experience What you'll be doing: Shape and oversee System Requirements - have a technical grasp of what the requirements mean on a Naval platform Support Product Owner in technical solution design and validation to existing requirements Technical input to System Design and operability - interpretation of technical requirements into system capability Working with Royal Navy Operators and Subject Matter Experts to trial, understand and shape system behaviour Working with Human Factors and Software Team - review and critique system software development output Your skills and experiences: Essential: Experience of Requirement Analysis Prior Combat Systems experience as a user or developer IT...
BS
07 Mar, 2026
Permanent
Combat Systems Requirements Engineer
BAE Systems Mitcham, UK
Job Title: Combat Systems Requirements Engineer Location: New Malden. We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Circa £50,000 depending on skills and experience What you'll be doing: Shape and oversee System Requirements - have a technical grasp of what the requirements mean on a Naval platform Support Product Owner in technical solution design and validation to existing requirements Technical input to System Design and operability - interpretation of technical requirements into system capability Working with Royal Navy Operators and Subject Matter Experts to trial, understand and shape system behaviour Working with Human Factors and Software Team - review and critique system software development output Your skills and experiences: Essential: Experience of Requirement Analysis Prior Combat Systems experience as a user or developer IT...
BS
07 Mar, 2026
Permanent
Combat Systems Requirements Engineer
BAE Systems New Malden, UK
Job Title: Combat Systems Requirements Engineer Location: New Malden. We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Circa £50,000 depending on skills and experience What you'll be doing: Shape and oversee System Requirements - have a technical grasp of what the requirements mean on a Naval platform Support Product Owner in technical solution design and validation to existing requirements Technical input to System Design and operability - interpretation of technical requirements into system capability Working with Royal Navy Operators and Subject Matter Experts to trial, understand and shape system behaviour Working with Human Factors and Software Team - review and critique system software development output Your skills and experiences: Essential: Experience of Requirement Analysis Prior Combat Systems experience as a user or developer IT...
BS
07 Mar, 2026
Permanent
Combat Systems Requirements Engineer
BAE Systems Morden, UK
Job Title: Combat Systems Requirements Engineer Location: New Malden. We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Circa £50,000 depending on skills and experience What you'll be doing: Shape and oversee System Requirements - have a technical grasp of what the requirements mean on a Naval platform Support Product Owner in technical solution design and validation to existing requirements Technical input to System Design and operability - interpretation of technical requirements into system capability Working with Royal Navy Operators and Subject Matter Experts to trial, understand and shape system behaviour Working with Human Factors and Software Team - review and critique system software development output Your skills and experiences: Essential: Experience of Requirement Analysis Prior Combat Systems experience as a user or developer IT...
BS
07 Mar, 2026
Permanent
Combat Systems Requirements Engineer
BAE Systems Sutton, UK
Job Title: Combat Systems Requirements Engineer Location: New Malden. We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Circa £50,000 depending on skills and experience What you'll be doing: Shape and oversee System Requirements - have a technical grasp of what the requirements mean on a Naval platform Support Product Owner in technical solution design and validation to existing requirements Technical input to System Design and operability - interpretation of technical requirements into system capability Working with Royal Navy Operators and Subject Matter Experts to trial, understand and shape system behaviour Working with Human Factors and Software Team - review and critique system software development output Your skills and experiences: Essential: Experience of Requirement Analysis Prior Combat Systems experience as a user or developer IT...
Adecco
07 Mar, 2026
Permanent
Senior Android Developer - London
Adecco 39 Holloway Rd, London N7 8JP, UK
Senior Android Developer London (Hybrid - 2 days per week in the office) Salary: 65,000 - 90,000 DOE The Role We're currently looking for a Senior Android Developer to join a growing Mobile team. In this role, you'll help develop and enhance a suite of high-traffic consumer apps used by millions. You'll work within cross-functional squads alongside product managers, designers, and engineers, contributing throughout the entire software development lifecycle, from planning and design through to release and optimisation. About the Company Our client is driven by a clear mission: helping millions of people across the UK save money when it matters most. Through a range of well-established consumer platforms, their products support more than 20 million visitors each month , providing tools and insights that make a real difference to everyday households. Why Join? A supportive, inclusive workplace that encourages open thinking and collaboration...
Adecco
07 Mar, 2026
Permanent
Senior iOS Developer - London
Adecco 39 Holloway Rd, London N7 8JP, UK
Senior iOS Developer London (Hybrid - 2 days per week in the office) Salary: 65,000 - 90,000 DOE The Role We're looking for a Senior iOS Developer to join a growing Mobile team. You'll play a key role in maintaining and evolving a suite of high-traffic consumer apps, working within cross-functional squads alongside product managers, designers, and fellow engineers. You'll be involved throughout the full software development lifecycle, from concept and design through to deployment, while also using modern AI-powered development tools such as GitHub Copilot and ChatGPT to improve efficiency and code quality. What Sets This Company Apart? A dynamic and inclusive working environment that values diversity Talented, high-performing teams focused on delivering exceptional user experiences A culture built around collaboration, where everyone's ideas and perspectives are valued Key Responsibilities Drive the delivery of new features while contributing to...
Adecco
05 Mar, 2026
Permanent
Senior iOS Developer
Adecco 39 Holloway Rd, London N7 8JP, UK
Senior iOS Developer Location: London (Hybrid) Salary: Up to 80,000 DoE Permanent role Why Apply? This organisation helps millions of people make smarter financial decisions through well loved consumer apps used across the UK. The engineering culture is creative, collaborative and ambitious, giving developers the space to experiment, learn and deliver meaningful products that genuinely help people. Engineers end each day knowing they have made a real impact on both users and their team. What makes this environment different A workplace full of personality that values openness, diversity and inclusion. Teams that enjoy solving complex problems together and take pride in delivering world class experiences. A culture where everyone belongs, every idea is welcomed and every voice matters. About the role A Senior iOS Developer is needed to join a Mobile Collective responsible for evolving high traffic consumer apps. They will work in full stack, multi disciplinary...
Willmott Dixon Group
03 Mar, 2026
Permanent
Senior Estimator
Willmott Dixon Group United Kingdom
Senior Estimator We're looking for a Senior Estimator to join our growing Willmott Dixon Interiors team in London, with hybrid working available (three days office-based and two days working from home). This is a key role within our expanding Cat B workplace fit-out capability, focused on delivering competitive, accurate and commercially robust pricing for single-stage tenders across projects typically ranging from 5m to 50m. As part of a specialist team being built to drive our growth in the workplace sector, you'll play a pivotal role in shaping our success, working closely with supply chain partners, consultants and internal stakeholders to secure profitable work and support the continued development of our Cat B offering. Key Responsibilities: Tender Leadership Lead the preparation and delivery of single-stage Cat B fit-out tenders within tight turnaround periods (typically 3-4 weeks). Produce accurate and robust cost plans aligned to customer requirements, scope...
BS
21 Mar, 2026
Permanent
Senior Engineer - Electrical Engineering (Control & Instrumentation)
BAE Systems Millom LA18, UK
Job Title: Senior Engineer - Electrical Engineering (Control & Instrumentation) Location: Barrow-In-Furness, Onsite -2 days on site every 2 weeks We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: £42,215+ (DOE) Who we are: Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space, there's no limit to where a career at BAE Systems could take you. Role Description: You'll play a key role in developing and ensuring requirements for advanced submarine control systems, shaping how...
  • Home
  • About Us
  • Recruitment Blog
  • Terms & Conditions
  • Privacy & Cookies Policy
  • Employer
  • Post a Job
  • Job Board Advertising Packages
  • Diversity, Inclusion & Equality (ED&I) Articles
  • Sign in
  • Contact Us | Recruiters
  • Job Seeker
  • Find Jobs
  • Upload CV
  • Job Seeker Help & Advice
  • Equal Opportunities Monitoring Form
  • Sign in
  • Contact Us | Jobseeker
  • Facebook
  • X / Twitter
  • LinkedIn
© 2026 DIjobs Limited  |  3rd Floor, 86-90 Paul Street, London EC2A 4NE  |  Company Registration: 13316146  |  VAT No: GB 377358650
Diversity Job Board | Inclusion | Equality | ED&I | DEI | EDI | D&I | DEIB | IDEA | BDI | Jobboard | Vacancies | Diversity Jobs | Careers | Jobsite | Diversity and Inclusion Job Boards | Find a New Job | Job Search with DIjobs